Stars and Their Pets: Heidi Klum's Lap DogKlum's pint-sized pooch sits pretty in L.A. Plus: Nicole Richie has a playdate with dog Ero in Studio City, Calif.

HEIDI KLUM

The supermodel and beau Martin Kirsten bring along a furry friend Saturday to help play cheerleader from the sidelines of a kids' game in L.A.