Star Tracks: Friday, July 1, 2016

Mom-to-be Ellie Kemper offers photographers a cheery greeting as she leaves a taping of The Late Show with Stephen Colbert on Thursday.

Matthew McConaughey is all smiles as he films scenes for the upcoming adaptation of The Dark Tower in N.Y.C. on Thursday.

Rachel Platten shows off her tough side as she gears up to perform at Today's Citi Concert Series in N.Y.C. on Friday.

Meanwhile, his co-star Idris Elba beats the heat with a black baseball cap as he arrives on the set.

Jennifer Garner is all smiles as she prepares to take flight at Charles de Gaulle Airport in Paris, France on Friday.

Also at Charles de Gaulle: Kanye West, rocking a typically stylish, monochrome outfit.

Kendall Jenner sports round sunglasses while out and about in N.Y.C. on Thursday.

Scarlett Johansson poses with her 2015 Renaissance Award at the Gene Siskel Film Center in Chicago, Illinois on Thursday.

Star Trek: Beyond star Zachary Quinto waves hello to fans as he arrives for The Late Show with Stephen Colbert in N.Y.C. on Thursday.

Adriana Lima has nothing but love for photographers at a Le Lis Blanc fashion event in Rio, Brazil.

Prince Harry, Princess Kate and Prince William come together to mark the 100th anniversary of the start of the battle of the Somme at the Commonwealth War Graves Commission Memorial in Thiepval, France.

With her green juice in hand, Hilary Duff preps for a day of filming her TV show Younger in Brooklyn, New York.

Jennifer Lopez means serious business as she dons a gray ensemble on the Queens, New York set of Shades of Blue.

Jordin Sparks shows off her megawatt smile following her Thursday appearance on The View in N.Y.C.

A happy Heidi Klum makes her way around N.Y.C. on Thursday.

Kevin Hart surprises the Nike Run Club by joining them on a 10k along the beach in L.A. on Thursday.

On Thursday, Naomie Harris stuns in an orange and blue dress to the Designers of Tomorrow fashion show during Berlin Fashion Week.

On Thursday, Olivia Palermo and husband Johannes Huebl are spotted at the Evian Live Young suite at Wimbledon in London.

Rebel Wilson arrives at the theater for a Thursday performance of her musical, Guys and Dolls, in London.

Demi Lovato takes a well-deserved break from performing with Nick Jonas on their Future Now Tour to lounge poolside in Miami Beach on Thursday.

Leave it to Bella Hadid to make a denim skirt and black top look couture while walking through N.Y.C.

Nick Jonas and Demi Lovato deliver an unforgettable performance during the kick-off of the 2016 Honda Civic Tour: Future Now in Atlanta, Georgia on Wednesday.

Zac Efron and Adam Devine are the epitome of bromance goals as they attend the Hollywood film premiere, sponsored by Fiji Water, for Mike and Dave Need Wedding Dates on Wednesday.

Following her performance in Guys and Dolls in London's West End, Rebel Wilson snaps a selfie with fans.

Paula Patton celebrates her Haute Living cover in Malibu, California on Wednesday.

Queen Letizia of Spain welcomes First Lady Michelle Obama to Zarzuela Palace in Madrid on Thursday.

Sara and Erin Foster strike a pose while stopping by Amazon's Style Code Live on Wednesday in N.Y.C.

Malin Akerman hosts a spin class to celebrate the LG SideKick in N.Y.C. On Wednesday.

Laverne Cox arrives at a Hilarity for Charity event in N.Y.C. on Wednesday.

Empire's Kaitlin Doubleday is all smiles as she heads to Pressed Juicery in Beverly Hills on Wednesday.

Jessie J checks out the cockpit of a British Airways 777-300 in Sydney, Australia on Thursday.

Jemima Kirke attends a Cinema Society screening of Disney's The BFG with stepchildren Eliza and Leo Mosberg Wednesday at New York's Village East Cinema.

A smiling Jennifer Garner heads to a meeting in L.A. on Wednesday.

Heidi Klum poses backstage at Broadway's School of Rock with the show's pint-sized stars on Wednesday in N.Y.C.

Emma Roberts sports denim shorts and a white t-shirt while out and about in West Hollywood on Wednesday.

Emily Ratajkowski displays her slim figure in a striped crop top in N.Y.C.

Chloë Grace Moretz and boyfriend Brooklyn Beckham prove how adorable they are as a couple after arriving at JFK Airport in N.Y.C.

Busy Philipps and a cat named Norton celebrate the Purina Cat Chow "Nutrition to Build Better Lives" program on Wednesday in N.Y.C.

Alexander Skarsgard has landed! The Tarzan actor makes his way through N.Y.C.'s JFK Airport on Thursday.

Aubrey Plaza walks the red carpet at the Hollywood premiere of Mike And Dave Need Wedding Dates on Wednesday.

Amy Adams and husband Darren Le Gallo hit the gym together Wednesday in L.A.

Billions star Malin Akerman is in the hot seat on Wednesday at SiriusXM studios in N.Y.C.

Last week's PEOPLE cover star Matthew McConaughey keeps it casual on Wednesday as he walks through N.Y.C.

What a beauty! Naomie Harris attends London's Rimowa store launch party on Wednesday.

Samuel L. Jackson has a laugh while stopping by SiriusXM's Sway in the Morning show in N.Y.C. on Wednesday.

Actress Jennifer Saunders, model Kate Moss, actress Joanna Lumley and fashion designer Stella McCartney make a fierce foursome as they arrive at the world premiere of the film Absolutely Fabulous in London on Wednesday.

On Wednesday, James Franco returns to the set of his upcoming HBO show, The Deuce, which films in Brooklyn, New York.

Chloë Grace Moretz poses with a puppy for a photoshoot in Brooklyn, New York on Wednesday.

Kris Jenner, John Legend and Chrissy Teigen go for a group hug on Tuesday at an L.A. party celebrating GQ magazine's 10th annual Love, Sex and Madness issue.

While in Sydney, Australia on Tuesday, Nicole Kidman takes a break from shooting scenes for her role in Top of the Lake to chat on her phone.

Chris Martin of Coldplay performs on stage during the Sentebale Concert at Kensington Palace on Tuesday.

Prince Harry, who founded Sentebale in an effort to help HIV positive children of Lesotho and Botswana, speaks at the organization's concert event.

Starring in Amazon's The Last Tycoon, Lily Collins, Matt Bomer and Rosemarie DeWitt make their entrance at Sony Pictures Television Social Soirée on Tuesday in Culver City, California.

Central Intelligence star Kevin Hart breaks into a giggle fit on his way into West Hollywood hotspot The Nice Guy on Tuesday.

Joe Jonas and his band DNCE hype up the audience as the opening act for Selena Gomez at a Minnesota show on Tuesday.

Jennifer Garner is casual-cool in denim and a black sweater while taking a stroll in L.A. on Tuesday.

Supermodel Georgia May Jagger strikes a pose while attending the Thomas Sabo Press Cocktail event on Tuesday in Berlin, Germany.

Emma Roberts sports a summer-ready outfit while out and about in L.A. on Tuesday.

A glasses-clad Demi Moore is ever-chic in a plaid coat and black pants at London's Sabine Getty Showroom celebration on Tuesday.

Amanda Seyfried steps out in N.Y.C with her main man – her 7-year-old Australian shepherd Finn – after promoting Strut Your Mutt, Best Friends' national fundraising event on Monday's Today show.

Elizabeth Gillies and Denis Leary do their best Charlie's Angels pose at the season 2 premiere of their show SexampDrugsampRockampRoll on Tuesday in N.Y.C.

Independence Day: Resurgence director Roland Emmerich, along with actors Liam Hemsworth, Jeff Goldblum and Maika Monroe, pose for pictures at the film's press conference in Tokyo on Wednesday.

Maggie Gyllenhaal is a sidewalk stunner on Tuesday as she sports a red floral maxi dress in N.Y.C.

Iggy Azalea's former fiancé, Nick Young, smiles wide for a photographer in L.A. on Tuesday.

Rumer Willis promotes the ivy leagues on Tuesday while walking through Santa Monica, California, wearing a Princeton T-shirt.

Rita Ora walks out of a London studio on Tuesday sporting a bomber jacket.

Game of Thrones actress Sophie Turner is ravishing in ruffles at the show's season 6 finale screening in Madrid, Spain, on Tuesday.

Will Poulter enjoys day two of the Wimbledon Tennis Championships in London on Tuesday.

Mischa Barton is picture-perfect as she arrives at the Stylight Blogger Awards in Berlin, Germany on Tuesday.

Mom-to-be Olivia Wilde shows off her growing baby bump while out and about in Brooklyn, New York on Tuesday.

Actress Rebecca Hall has big fun talking about her film The BFG at an AOL Build event in N.Y.C.

Alessandra Ambrosio and Milla Jovovich snap a selfie at the Marc Cain spring/summer 2017 show in Berlin, Germany on Tuesday.

Jamie Chung shows off her photography skills as reporter Valerie Vale while filming scenes for the upcoming season of Gotham in Williamsburg, Brooklyn on Tuesday.