Claim: Alicia Silverstone played Batgirl in Batman & Robin.

Alicia Silverstone -LRB- -LSB- æˈliːsiə_ˈsɪlvəstoʊn -RSB- born October 4 , 1976 -RRB- is an American actress , producer , author , and activist . She made her film debut in The Crush -LRB- 1993 -RRB- , earning the 1994 MTV Movie Award for Best Breakthrough Performance , and gained further prominence as a teen idol when she appeared at the age of 16 in the music video for Aerosmith 's `` Cryin ' '' . She starred in the comedy hit Clueless -LRB- 1995 -RRB- , which earned her a multimillion-dollar deal with Columbia Pictures , and in the big-budget film Batman & Robin -LRB- 1997 -RRB- , playing Batgirl . She has continued to act in film and television and on stage . For her role in the short-lived drama comedy Miss Match -LRB- 2003 -RRB- , Silverstone received a Golden Globe Award nomination for Best Actress -- Television Series Musical or Comedy . A vegan , Silverstone has endorsed PETA activities and has published two nutrition books .