Michelle Monaghan co-stars as Sarah on DUE DATE with Robert Downey Jr and Zach Galifianakis playing "Peter's" pregnant wife who's just days away from delivering their first child.

She sweetly signs autographs here as she walks down Hollywood Blvd!!!! When asked what she would work on next she pointed to her handsome date and said HIM. Michelle sure is a cheeky 'lil minx