Celebrity Olivia Wilde Goes Horseback Riding in Thousand Oaks, Plus Justin Theroux, Anthony Mackie and More From Hollywood to New York and everywhere in between, see what your favorite stars are up to By People Staff Updated on September 28, 2020 11:30 AM Share Tweet Pin Email Trending Videos 01 of 100 Giddy Up! The Image Direct Olivia Wilde goes horseback riding on Sunday in Thousand Oaks, California. 02 of 100 Dog Days Raymond Hall/GC Images Justin Theroux takes his dog out for a walk in N.Y.C. on Saturday. 03 of 100 Go Falcons! Paras Griffin/Getty Anthony Mackie poses alongside Atlanta Falcons' staff and mascot during the Fuel the Vote x #Wondalunch on Saturday at the Mercedes Benz Stadium in Atlanta. 04 of 100 Coordinated Couture Jacopo Raule/Getty Katherine Langford arrives at the Valentino fashion show during Milan Women's Fashion Week on Sunday in Italy. 05 of 100 On Set BACKGRID Sebastian Stan is seen in between takes while filming fighting scenes for The Falcon and the Winter Soldier on Friday in Atlanta. 06 of 100 Major Monochrome Carlos Alvarez/Getty Katherine Waterston makes her way to The World to Come photocall during the 68th San Sebastian International Film Festival at the Kursaal Palace on Saturday in Spain. 07 of 100 Suit & Tie Carlos Alvarez/Getty Images Joe Alwyn presented during the closing ceremony of the 68th San Sebastian Film Festival in Spain. 08 of 100 New Auntie Luis Yllanes/SplashNews.com Bella Hadid was spotted with a pizza box in hand while arriving at a New York City apartment. 09 of 100 Giving Back Rich Fury/Getty Images Congresswoman Maxine Waters and Janelle Monáe attend Wondalnd's #WONDALUNCH Los Angeles at Dymally High School in Los Angeles. 10 of 100 The Eyes Have It Mega Agency Gwen Stefani served as the face of a new eyewear campaign for her Lamb collection. 11 of 100 Endless Summer Mega Agency Alessandra Ambrosio was spotted at the beach with friends in Santa Monica, California. 12 of 100 Step by Step SplashNews.com Emily Ratajkowski and husband Sebastian McClard was with their dog in New York City. 13 of 100 On the Go TheImageDirect.com Rachel McAdams was spotted with her takeout order and her growing baby bump in Los Angeles. 14 of 100 Model Central TheImageDirect.com Kendall Jenner and Hailey Baldwin were seen arriving in Milan for Fashion Week. 15 of 100 The Dogg Show Gary Miller/Getty Images Snoop Dogg performed during the Hometown Heroes Drive-In concert at the Brushy Creek Amphitheater in Hutto, Texas. 16 of 100 Dinner for 2 Mega Agency Miles Teller and wife Keleigh Teller were spotted having a romantic date night in Hollywood. 17 of 100 Casual Colson BG020/Bauergriffin.com/MEGA Machine Gun Kelly was dressed casually for an outing in Los Angeles. 18 of 100 Friday Feels Jose Perez/Bauer-Griffin/GC Images Kaley Cuoco is seen in great spirits on the set of The Flight Attendant on Friday in N.Y.C. 19 of 100 Chef's Kiss Splash News Online Katie Holmes and Emilio Vitolo Jr. hold hands as they walk to his restaurant in N.Y.C. on Friday. 20 of 100 Fashion First The Image Direct Olivia Palermo and husband Johannes Huebl make their way through the rain during Milan Fashion Week on Friday in Italy. 21 of 100 Glowing on Green Andreas Rentz/Getty Shania Twain graces the green carpet at the 16th Zurich Film Festival at Kino Corso on Thursday in Switzerland. 22 of 100 City Cruiser The Image Direct Justin Theroux rides through N.Y.C. on Thursday wearing a grey beanie, a vintage tee and brown leather boots. 23 of 100 Home Sweet Home The Image Direct Kaia Gerber touches down at JFK airport after vacationing in Mexico on Wednesday night in N.Y.C. 24 of 100 Bundled Up Felipe Ramales/SplashNews.com Katie Holmes is dressed for fall as she walks around N.Y.C. on Thursday. 25 of 100 Giving Back Frazer Harrison/Getty Danny Trejo and Dr. Michael Everest, founder and co-chairman of the Everest Foundation, take a break from assisting homeless U.S. veterans at the VA West Los Angeles Healthcare Campus Japanese Garden to enjoy tacos from Trejos Tacos on Thursday in L.A. 26 of 100 High Honors Carlos Alvarez/Getty Viggo Mortensen receives the 2020 Donostia Award at the 68th San Sebastian International Film Festival at the Kursaal Palace on Thursday in Spain. 27 of 100 All Business MEGA Kim Kardashian West is seen leaving a business meeting in Beverly Hills on Tuesday. 28 of 100 Happy to Be Here Amy Sussman/Getty Youssef Delara and Matthew Modine attend the premiere of Foster Boy, hosted by the Sony Picture Drive-In Experience, on Thursday in Culver City, California. 29 of 100 Center Spotlight Eleonora C. Collini/SO.CO Modern English performs After The Snow: Live From Indigo at the O2 in London. 30 of 100 Date Night Splash News Online Megan Fox and Machine Gun Kelly head out to the musician's secret concert at the Mayan Theater in downtown L.A. on Thursday. 31 of 100 Heart Eyes Pascal Le Segretain/Getty Helen Mirren lovingly looks at husband Taylor Hackford on the Monte-Carlo Gala for Planetary Health arrivals carpet on Thursday in Monte-Carlo, Monaco. 32 of 100 Retail Therapy The Image Direct Bella Hadid goes shopping in N.Y.C. on Thursday, wearing a sweater, black pants and sneakers. 33 of 100 New Couple Alert Rebel Wilson and Jacob Busch attend the Monte-Carlo Gala for Planetary Health on September 24, 2020, in Monte-Carlo, Monaco. Pascal Le Segretain/Getty Rebel Wilson and new boyfriend Jacob Busch arrive at the Monte-Carlo Gala for Planetary Health on Thursday in Monte-Carlo, Monaco. 34 of 100 Glitz & Glam Pascal Le Segretain/Getty Kate Beckinsale stuns in a gold-and white gown at the Monte-Carlo Gala for Planetary Health on Thursday in Monte-Carlo, Monaco. 35 of 100 Walk the Walk Marco M. Mantovani/Getty Irina Shayk struts down the street during a photo shoot for H&M on Wednesday in Milan. 36 of 100 Taste Testing Christopher Peterson/SplashNews.com Jon Bon Jovi joins Barstool Sports founder Dave Portnoy for a segment of "Rate the Pizza" on Wednesday in New York City. 37 of 100 Joy Ride Mike/SplashNews.com Lily James is seen driving a vintage convertible in character while filming for the new BBC rom-com The Pursuit of Love in Bath, England. 38 of 100 Mescal Hits Milan Marco Mantovani/GC Images Paul Mescal is all smiles after the Fendi fashion show on Wednesday during Milan Fashion Week in Italy. 39 of 100 Ready For Fall RSMX/starmaxinc.com/Shutterstock Rebel Wilson is seen in a patterned sweater while out and about in Los Angeles on Wednesday. 40 of 100 Spooky Season Frazer Harrison/Getty Karamo Brown stops by a preview of "Icons of Darkness," an immersive exhibit made up of the largest private collections of Sci-Fi, Horror and Fantasy memorabilia on Wednesday in Hollywood. 41 of 100 Hand-in-Hand Janet Mayer/SplashNews.com Newly engaged Brooklyn Beckham and fiancée Nicola Peltz are seen holding hands while out and about in N.Y.C. on Wednesday. 42 of 100 Model Behavior Ashley Graham at the Fendi fashion show during Milan Women's Fashion Week on Sept. 23. Daniele Venturelli/WireImage Ashley Graham steals the spotlight on the Fendi runway during Milan Fashion Week on Wednesday. 43 of 100 VOTE, VOTE, VOTE! Backgrid Jennifer Garner runs errands in Brentwood, California on Wednesday, wearing a red Prinkshop x Corroon sweatshirt with a big message: VOTE! 44 of 100 Fists Up Backgrid Nev Schulman arrives at Dancing with the Stars rehearsals on Wednesday in L.A. 45 of 100 Out & About Splash News Online The Bachelor's Colton Underwood is seen out wearing a grey sweatshirt and black pants on Wednesday. 46 of 100 Chic & Sleek Marco Mantovani/GC Images Rita Ora arrives at Fendi's fashion show during Milan Women's Fashion Week on Wednesday in Italy. 47 of 100 This Dad's an Ace The Image Direct Joe Jonas serves up new dad vibes as he plays tennis in L.A. on Tuesday. 48 of 100 A Hand to Hold Gotham/GC Images Katie Holmes walks hand-in-hand with Emilio Vitolo Jr. in N.Y.C. on Tuesday. 49 of 100 Strut Your Stuff Eric McCandless/ABC via Getty Tyra Banks gives a wink as she hosts the second week of Dancing with the Stars. 50 of 100 Out on the Town SplashNews.com Anwar Hadid and Dua Lipa take a walk around N.Y.C. after grabbing dinner with a friend on Tuesday. 51 of 100 On Their Feet Media-Mode/SplashNews.com Elsa Pataky and Chris Hemsworth enjoy a barefoot breakfast at Byron's Bayleaf cafe in New South Wales, Australia on Wednesday. 52 of 100 Pass the Mic Michael Loccisano/Getty Bill Murray speaks at the New York Film Festival drive-in screening of On the Rocks on Tuesday in N.Y.C. 53 of 100 Peace and Love COOLMedia/NurPhoto via Getty Viggo Mortensen arrives in San Sebastian, Spain on Tuesday during the San Sebastian International Film Festival. 54 of 100 Girl's Best Friend The Image Direct Erin Andrews steps out in L.A. on Tuesday with pup Howie to go for a walk. 55 of 100 City Cruiser The Image Direct Liev Schreiber takes a ride on his motorized skateboard on Tuesday in downtown N.Y.C. 56 of 100 Rest & Relaxation Backgrid Charli XCX steps out in all black after making a visit to Massage Envy in Los Feliz, California on Tuesday. 57 of 100 Movie Night MEGA Jaden Smith holds hands with Sab Zada after leaving the movies in L.A. on Sunday. 58 of 100 Loved Up LRNYC/MEGA Katie Holmes and new boyfriend Emilio Vitolo Jr. hold hands on a walk around N.Y.C. after taking a ride in the chef's red Pontiac on Monday. 59 of 100 Traffic Stopper Peter Parker/SplashNews.com Bella Hadid shows off her street style on Monday night as she heads home from dinner with friends in N.Y.C. 60 of 100 Park Gathering Kate Middleton. Shutterstock Kate Middleton meets up with a group of parents in a London park, as part of her continued effort to show support for families amid the coronavirus pandemic, on Tuesday. 61 of 100 Spot On Hewitt/SplashNews.com Kylie Minogue is all smiles in a polka dot dress on Monday, while out with friends at The Ritz Hotel in London. 62 of 100 Suited Up Jose Perez/Bauer-Griffin/GC Images Jon Bernthal arrives on the set of The Many Saints of Newark on Monday in N.Y.C. 63 of 100 Fueling Up Shutterstock Hailey Baldwin grabs a to-go drink on Monday, while out with friends in West Hollywood. 64 of 100 Sporty Style Shutterstock Lucy Hale wears ankle weights while out for a walk on Monday in L.A. 65 of 100 Think Pink Splash News Online Lady Gaga goes shopping in a bright pink matching set and platform boots on Monday in N.Y.C. 66 of 100 Break a Sweat MEGA Shia LaBeouf goes for an evening jog through Pasadena, California on Sunday. 67 of 100 Gift Bags Galore Backgrid Christina Milian leaves the Pretty Little Thing showroom with a handful of bags on Friday in West Hollywood. 68 of 100 A-List Arrivals Image Group LA/ABC via Getty Anthony Anderson and Sterling K. Brown pose at the 72nd Emmy Awards, hosted by Jimmy Kimmel, on Sunday. 69 of 100 City Stroll The Image Direct Kelly Ripa takes her dog Chewy out for a walk in N.Y.C. on Sunday. 70 of 100 Family Day BACKGRID Zoë Saldana and husband Marco Perego Saldana hit the beach in Malibu on Sunday to enjoy the sun and surf. 71 of 100 On Set CrownMedia/MEGA Justin Bieber is seen filming at a fire department in L.A. on Friday. 72 of 100 Chit Chat McLees/Hewitt/SplashNews.com Liam Payne takes a call while out in N.Y.C.'s Soho neighborhood on Saturday. 73 of 100 Premiere Pose Juan Naharro Gimenez/WireImage Joe Alwyn arrives at the Rifkin's Festival premiere during the 68th San Sebastian Film Festival on Friday in San Sebastian, Spain. 74 of 100 Park Pals BACKGRID Kaley Cuoco heads out in N.Y.C. on Saturday with her dog Dumpy in a stroller, as they make their way to Hudson River Park. 75 of 100 Resident Surfer Matt Agudo/SplashNews.com Colin Jost went surfing near Montauk in the Hamptons. 76 of 100 Out and About BG015/Bauer-Griffin/GC Images Hilary Duff dressed casual and with a face mask in Los Angeles. 77 of 100 Chic and Safe Mega Agency Anne Hathaway was spotted out in a casual outfit and a lipstick lips mask in New York City. 78 of 100 Star Support Timothy Hiatt/Getty Images Vic Mensa attended the Year of the Youth Peace Walk & Give Back event at Overton Elementary School in Chicago. 79 of 100 Shady Lady BG004/Bauer-Griffin/GC Images Alessandra Ambrosio was spotted having some fun under the sun at a beach in Los Angeles. 80 of 100 Girl on Fire Theo Wargo/Getty Images Alicia Keys performed for the American Express UNSTAGED livestream event broadcast in New Jersey after the release of her new album Alicia. 81 of 100 Empire State of Mind Robert Kamau/GC Images JAY-Z was spotted in a monochrome outfit in New York City. 82 of 100 Mask Up Jose Perez/Bauer-Griffin/GC Images Hugh Jackman was seen out and about in New York City, repping his coffee company on his shirt. 83 of 100 Retail Therapy TheImageDirect.com Elle Fanning enjoyed a shopping run with her mom in Los Angeles. 84 of 100 Dine Out SplashNews.com Rita Ora was in London at the opening of Vas J Morgan's new restaurant The Broadway Muswell Hill. 85 of 100 Street Cruiser Backgrid Patrick Schwarzenegger rides his new bike (a gift from dad Arnold) through Santa Monica, California on Friday. 86 of 100 Partner in Crime Splash News Online Emily Ratajkowski steps out with dog Colombo on Friday in N.Y.C. 87 of 100 Surfs Up The Image Direct Adam Brody catches a few waves on Friday in Malibu. 88 of 100 In the Bag MEGA Anne Hathaway steps out in a black ensemble for a stroll in N.Y.C. on Thursday. 89 of 100 Hats Off to You Charles Sykes/Invision/AP/Shutterstock Billy Porter looks stunning (of course) at the Christian Siriano fashion show, held at the designer's home in Westport, Connecticut on Thursday. 90 of 100 Showing Some Love Rich Fury/Getty Ian Somerhalder attends a drive-in screening of Kiss the Ground and takes the title very seriously in West Hollywood on Thursday. 91 of 100 Run Into the Weekend BACKGRID David Harbour goes for a jog in N.Y.C. on Thursday as he prepares for Stranger Things season 4. 92 of 100 Mama to Be SplashNews.com Ashley Tisdale, who recently announced that she is pregnant, leaves a hair appointment in L.A. on Thursday. 93 of 100 Hot Property Tasia Wells/Getty Images Selling Sunset's Amanza Smith and Mary Fitzgerald stpped away from a showing to attend Debbie Durkin's EcoLuxe Drive-Thru Endless Summer Festival at The Beverly Hilton on Friday. 94 of 100 Totally Bananas Broadimage/Shutterstock Jennifer Garner runs errands in L.A. on Thursday in a banana-print mask. 95 of 100 Getting Into Character Mike/SplashNews.com Lily James films scenes for the BBC's The Pursuit of Love in Bath, England, on Friday. 96 of 100 Beach Day The Image Direct Leighton Meester catches waves at the beach in Malibu on Thursday. 97 of 100 In-Store Style GC Images Sarah Jessica Parker is seen wearing a lavender mask, green pants and black boots at her shoe store in N.Y.C. on Thursday. 98 of 100 Puppy Partner MEGA Kaley Cuoco carries her dog while on a walk on Wednesday in N.Y.C. 99 of 100 Big Win Backgrid Prince Carl Phillip celebrates Ludwig Tjörnemo's Chef of the Year Award win on Thursday in Stockholm, Sweden. 100 of 100 Robert O'Neil/Splash News Online Kelly Bensimon is in great spirits while on her jog through N.Y.C. on Thursday.