ROCK 'N' ROLL NEWS

Backstage at the London theatre where E vita is playing: Ingrid Bergman, who popped in to see her fave David Essen, (Dave's appearing as Che Guevara). Also ligging it in the dressing room: Dylan. Still another "rock" flick to watch for: The Illustrated George Carlin, which will feature taped concert footage, animated segments and brief vignettes filmed in the studio.