-- All About Eve: Brutal, drunk, rapid-fire dialogue; famous lines ("Fasten your seatbelts, it's going to be a bumpy night," etc.); and a backstage story told so, so, so well make this '50s film more than just a camp classic. Starring Bette Davis. Screens tonight at 7 p.m. at the Castro Theatre, Castro & Market Streets; $9.50. -- Rush: Canadian rock flows freely at 7:30 p.m., Shoreline Amphitheatre, 1 Amphitheatre Pkwy, (Mountain View); $29.50-$79.50.......