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. <p>Photo: © Getty Images</p>
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. <p>Photo: © Getty Images</p>
Jessica Biel hosted a Baby2Baby Mother's Day party at her newly opened child-friendly Los Angeles restaurant Au Fudge. <p>Photo: © Getty Images</p>
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. <p>Photo: © Getty Images</p>
Toronto's The Weeknd and legendary music producer Quincy Jones turned out to support supermodel Naomi Campbell at the launch of her new book <i>Naomi</i>. <p>Photo: © Getty Images</p>
Over on <i>The Tonight Show</i>, Jimmy Fallon became a catwalk king after receiving a few pointers from runway expert Gisele Bündchen. <p>Photo: © Getty Images</p>
Animal expert Jack Hanna and Drew Barrymore pawed around with some furry creatures at a Safe Kids Day event in California. <p>Photo: © Getty Images</p>
<i>Iron Man</i> 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. <p>Photo: Keystone Press</p>
Two of comedy's biggest stars, Julia Louis-Dreyfus and Aziz Ansari, joined forces at the 2016 TIME 100 Gala in New York. <p>Photo: © Getty Images</p>
Australia native Chris Hemsworth hit the beach in Byron Bay, where he was spotted catching some waves while his younger brother Liam Hemsworth played photographer. <p>Photo: © Getty Images</p>
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