In which 1982 film does an alien point to Elliott's forehead and say "I'll be right here"?

In which 1982 comedy does Steve Martin interact with clips from classic film noir movies? "The Lady in My Life" and "Billie Jean" are tracks on which 1982 album? Which 1982 novel ends with the narrator hearing "Shug saying, Celie! Miss Celie!"? Which company's Model 64 computer, introduced in 1982, became the best-selling single computer model of all time? Which actor made his directing debut with "My Favorite Year" (1982)? Which 1982 Woody Allen film's title suggests he had a little help from Shakespeare? Harvey Fierstein won two 1983 Tonys for writing and starring in which "Song Trilogy"? Complete the title of the 1983 film about a vanished rock star: "___ and the Cruisers".