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From Hollywood to New York and everywhere in between, see what your favorite stars are up to!
By People Staff
Posted on August 31, 2015 at 6:00am EDT
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Reese Witherspoon channels her inner Elle Woods on Friday with a pink-accented ensemble while out in Los Angeles.
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The night before she hit the town with Katy Perry, Rihanna is the life of another party as she celebrates her stylist Sonya Benson's Saturday wedding in N.Y.C.
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LL Cool J gives the kids their moment in the spotlight as he attends the 11th Anniversary of Jump amp Ball at Daniel O'Connell Park in Queens, New York, on Saturday.
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What's so funny? Aziz Ansari takes the stage at the Oddball Comedy and Curiosity Festival on Sunday in Clarkston, Michigan.
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Shortly after returning to Los Angeles with her family, a solo Jennifer Garner stocks up on produce on Sunday at the farmers market.
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CeeLo Green and Snoop keep things dapper at Friday's 2015 BMI RampB/Hip-Hop Awards in Beverly Hills.
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Jessica Simpson keeps it classic in a flowing black maxi dress while on her way to meet BFF CaCee Cobb (not pictured) for lunch in Beverly Hills on Friday.
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Singer Robin Thicke skips the VMAs in favor of a Malibu, California, beach day with girlfriend April Love Geary on Sunday.
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Bride-to-be Julianne Hough and brother Derek are in stitches Sunday at the Television Academy's reception for the Outstanding Choreography Emmy nominees at the Montage hotel in Beverly Hills.
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Happy couple Dakota Fanning and model Jamie Strachan take an early Sunday morning walk around the SoHo neighborhood of New York City.
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Also in SoHo, "it" girl Kendall Jenner turns the sidewalk into a runway while heading to the Mercer Hotel in a tuxedo jacket and sunglasses on Sunday.
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Halle Berry and husband Olivier Martinez share a cozy moment on Saturday after grabbing breakfast (sans the kids) at La Conversation in West Hollywood.
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Lena Dunham shares the stage – and a laugh – with her musician boyfriend Jack Antonoff at Audible Impact: Music & Activism event Friday at the Grammy Museum in Los Angeles.
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Mom-to-be Kelly Clarkson belts it out during an Austin, Texas, stop on her Piece by Piece tour on Saturday.
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On Saturday, Johnny Knoxville, surfer Takuji Masuda and Jason Statham feast on ribs and beer at the Malibu, California, launch for sustainable clothing company Outerknown.
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Chris Hemsworth and wife Elsa Pataky keep it close at the launch of Outerknown (hosted by Kelly Slater, John Moore and friends) at a home in Malibu, California, on Saturday.
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On Sunday, siblings (from left) Rain, Joaquin and Summer Phoenix attend Mercy for Animals' Hidden Heroes Gala in Culver City, California.
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Also out to support animal rights at the Hidden Heroes Gala, Bones star (and new mom) Emily Deschanel, who looks radiant in a messy bun and black dress.
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Gavin Rossdale and his pup shop for furniture in Los Angeles on Friday, weeks after the rocker announced his split from wife Gwen Stefani.
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Ozzy Osbourne waters down the crowd while performing at EpicFest in Culver City, California, on Saturday.
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Khloé Kardashian joins mom Kris Jenner for the grand opening of Williams-Sonoma at the Commons at Calabasas in Calabasas, California, on Saturday.
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On Saturday, Pamela Anderson brings sons Brandon Thomas Lee, 19, and Dylan Jagger Lee, 17, to the Hidden Heroes Gala presented by Mercy for Animals at Unici Casa in Culver City, California.
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Gigi Hadid and Joe Jonas step out for dinner at Toca Madera in West Hollywood on Saturday.
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Rashida Jones attends Billboard amp Jimmy Choo Music's Men of Style event in Los Angeles on Saturday, ahead of Sunday's VMAs.
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On Saturday, Nicki Minaj stops by 1Oak in West Hollywood to pop into the Weeknd's album listening party.
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Keira Knightley and husband James Righton take a stroll through New York City on Friday.
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On Friday, Demi Lovato performs at the Time Warner Cable 2015 MTV VMAs concert to benefit Lifebeat at Avalon in Hollywood.
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Bill Murray and Bruce Willis share some popcorn on Friday at a sneak peek screening of Rock the Kasbah in East Hampton, New York.
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Country's Darius Rucker pumps up the crowd during a Friday performance in Rockefeller Plaza on the Today show in N.Y.C.
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VMAs performers Nick Jonas and Pharrell Williams pose together after a visit to the SiriusXM studios in Los Angeles on Friday.
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She's jumping for joy – horse jumping, that is! Mary-Kate Olsen shows off her equestrian skills at the 40th Annual Hampton Classic Horse Show in Bridgehampton, New York, on Friday.
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Flowers and a cocktail?! Paris Hilton gets quite the welcome as she arrives in Warsaw, Poland, on Friday.
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After scoring some major dad points by bringing his daughters to see Taylor Swift, Ben Affleck runs errands on Friday in Santa Monica, California.
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Bruce Willis enjoys an after-breakfast walk with wife Emma Hemming in Brentwood, California.
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