Alicia Silverstone is an American actress, producer, author, and activist. Silverstone made her film debut in The Crush, earning the 1994 MTV Movie Award for Best Breakthrough Performance, and gained further prominence as a teen idol when she appeared in three music videos for the band Aerosmith. She starred in the 1995 sleeper hit Clueless and in the big-budget 1997 film Batman & Robin, in which she played Batgirl. She has continued to act in film and television and on stage. A vegan, Silverstone endorsed PETA activities and published a book titled The Kind Diet.