One of the first films to utilize stereophonic sound recording for some of the musical numbers.
Captain Dingby: Where's Saks?
Gunny Saks: I'm Saks. Captain, you're always getting us two mixed up.
Captain Dingby: Are you two men twins?
"Mush" Tracy: I don't know about him, but I'm not.
James Stewart and Eleanor Powell are supposed to meet at 22:00 sharp at Central Park. While he is in the club with Virginia Bruce, he looks at his watch and the time is 23:15. At the same time, Eleanor Powell who is waiting alone at Central Park, looks at her watch and the time is 21:00.
Opening credits are shown over a female figure tap-dancing on stage.