What Is Rachel Bilson Doing To That Dog? [PHOTOS]

Rachel Bilson was spotted out with her dog in Los Feliz today.� At one point, Bilson seemed to be riding the poor thing.� Why?� We have no idea.� ?Cause it?s fun?

PHOTOS: Rachel Bilson Hits The Red Carpet

Bilson recently shot a few short films for Magnum Ice Cream with Chanel honcho Karl Lagerfeld, which will premiere at the Tribeca Film Festival.

Check out a clip of Lagerfeld?s masterpiece after the jump.

Paz Vega Mýa Foxy Brown Mariah OBrien Rhona Mitra