Stewart beams as she heads into the festival to promote her film, "Spencer," in which she plays Princess Diana.
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Antonio Banderas and girlfriend Nicole Kimpel arrive at the Excelsior Hotel during the 78th Venice International Film Festival.
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Salma Hayek shows off her curves on her 55th birthday.

Madonna hangs out with her boyfriend, Ahlamalik Williams, while working on a secret project in New York.
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Sara Bareilles and Amanda Kloots hug it out during the reopening performance of "Waitress" on Broadway.
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Carrie Underwood gives a warm welcome to her fans at the CMA Summer Jam.

Paris Hilton and Kathy Hilton pose together while filming a project in Los Angeles.
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Mila Kunis looks furious while filming "Luckiest Girl Alive" with Finn Wittrock.
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Kevin Jonas hops onto a Vespa while filming a music video in Los Angeles.

Chris Pratt takes his daughter on a hike while wearing a T-shirt that reads "God, Family, Country."
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Chrissy Teigen posts a photo of Miles kicking her in the face.
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Heather Rae Young feeds an alpaca a carrot stick from her mouth during her bridal shower hosted by PETA.