The pop star gets her feet wet with son Kingston, 2, at the Malibu shore. Plus: Jennifer Aniston, Heidi Klum, Katie Holmes and more

DOING THE BODY GOOD

Heidi Klum gets a calcium boost Thursday at an event celebrating her new "Who's Got Milk?" ad at the Every Picture Tells a Story gallery and bookstore in Santa Monica.

Watch the Project Runway host do her best yodel on the set of her photo shoot.