Alicia Silverstone, Jeremy Sisto: “Clueless” Costars Reunite on AMAs Stage, Introduce Gwen Stefani

Alicia Silverstone and Jeremy Sisto enjoyed a short-but-sweet Clueless reunion on stage at the AMAs on Sunday. “It’s been 20 years since Jeremy and I worked on the movie Clueless. And we are proud to be a part of Amy…