Kristen Stewart Meets Joan Jett

The Runaways," which debuted at the Sundance Film Festival and opens in theaters on Friday, sees Kristen Stewart playing guitarist Jett and Dakota Fanning as singer Cherie Currie.Currie, Jett and three others were part of the 1970s band that scored a hit with "Cherry Bomb," but soon broke up when drug abuse and outsized egos overtook the music.Kristen Stewart at "The Runaways" premiere in New