Joe Besser has a fight with an army sergeant before he is drafted, and when he arrives at camp, finds the sergeant is his NCO and not adverse to taking revenge. When some documents are missing, the commanding officer offers a promotion to anyone who finds the. Joe and the sergeant get into a fight in the kitchen, and Joe discovers the paper. He is promoted to sergeant and the sergeant is busted to a private.
A bandleader, desperate to get his band's instruments out of hock, promises the pawnshop clerk--an aspiring songwriter--that he'll let the band's female singer do the clerk's songs at a local club if he will let the band "borrow" their instruments at night. The clerk's girlfriend, however, thinks that the band singer is after more than her boyfriend's songs.