In which 1982 comedy does Steve Martin interact with clips from classic film noir movies?

Mr. Hand, Stacy Hamilton and Jeff Spicoli are characters in which 1982 film? "Oh-oh, here she comes, watch out boy, she'll chew you up" is from which 1982 Hall & Oates No. 1? Which 1982 Michael Jackson-Paul McCartney duet has a title meaning "said female belongs to me"? Who won the Best Actress Oscar for playing the title role in "Sophie's Choice" (1982)? "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? In which 1982 film does an alien point to Elliott's forehead and say "I'll be right here"?