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The working titles of this film were Oh, Doctor and Pardon My Ski. While the film's onscreen credits and contemporary reviews give Patric Knowles's character name as "Dr. Bill Elliot," he is actually called "Dr. Bill Burns" in the film. Hollywood Reporter reported that Universal borrowed dance director Sammy Lee from M-G-M for this film. During the production of the film, Pat Costello, Lou's brother and stand-in, and Norman Abbott, Bud's nephew and stand-in, were both called up for military service, according to Hollywood Reporter. According to Motion Picture Herald Prod Digest, Bud Abbott and Lou Costello were named the "Number One Money-Making Stars of 1942" at the time of this film's release. Lou Costello became seriously ill with rheumatic heart disease soon after the completion of this film.