Emma Watson & Mae Whitman Find More 'Perks'

Emma Watson offers up a warm smile as she chats with a crew member on the set of The Perks of Being A Wallflower in Pittsburgh on Thursday afternoon (May 19).

The 21-year-old actress, who just had her makeup done for a scene, plays Sam in the upcoming film.

Also spotted walking to set: Mae Whitman with a bright pink streak in her hair.

JJJ Fun Fact: Stephen Chbosky, who wrote the book, is an Upper St. Clair High School graduate — where the movie is being filmed!