Which 1983 comedy stars Steve Martin as brain surgeon Dr. Michael Hfuhruhurr?

"I Heard It Through the Grapevine", "Good Lovin'" and "Joy to the World" are on the soundtrack of which 1983 film about… "If you have a problem, if no one else can help, and if you can find them, maybe you can hire..." whom, according to a… Michael Sembello's "Maniac" was a hit from which 1983 film? Meryl Streep played which nuclear plant worker and whistleblower in a 1983 film? "Papa, Can You Hear Me?" and "No Wonder" are songs from which 1983 film? Which British band had a 1983 U.S. hit with "Pass the Dutchie"? Which 1983 Paul McCartney-Michael Jackson No. 1 would be "Sagen Sagen Sagen" in German? In the 1983 film "Phar Lap", what kind of animal is the title character?