Celebrity photos of the week: A bubbly Jessica Biel, Chris Hemsworth catches waves and more

Mom-of-three Jennifer Garner was all smiles while running errands in Los Angeles.
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Sheryl Crow and Connie Britton (R) supported actor Sean Penn at the 1st Annual Nashville Shines for Haiti concert in support of his J/P Haitian Relief Organization.
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Jessica Biel hosted a Baby2Baby Mother's Day party at her newly opened child-friendly Los Angeles restaurant Au Fudge.
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This week, a happy and healthy looking Kesha took in a Dodgers game with friends and family. The singer also released her first single since her very public legal battle with former producer Dr. Luke.
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Toronto's The Weeknd and legendary music producer Quincy Jones turned out to support supermodel Naomi Campbell at the launch of her new book Naomi.
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Over on The Tonight Show, Jimmy Fallon became a catwalk king after receiving a few pointers from runway expert Gisele Bündchen.
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Animal expert Jack Hanna and Drew Barrymore pawed around with some furry creatures at a Safe Kids Day event in California.
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Iron Man star Robert Downey Jr. shared some of his superhero strength with patients at the Great Ormond Street Hospital in London, including seven-year-old Ethan Miller.
Photo: Keystone Press