Just before Christmas, department store clerk Steve Mason meets big spending customer Connie Ennis, who's actually a comparison shopper sent by another store. Steve lets her go, which gets him fired. They spend the afternoon together, which doesn't sit well with Connie's steady suitor, Carl, when he finds out, but delights her young son Timmy, who quickly takes to Steve.

Bookkeeper Sam Wilson learns from his boss, Malcolm Jarvis, that he is losing his job because the company is closing down. Jarvis then makes a strange proposition, saying he intends to commit suicide but wants Sam to make it look like a murder, in order for his wife and son to inherit Jarvis's life insurance. Sam declines, but when he goes to see Jarvis and finds his dead body, he reluctantly goes along with the scheme.

Jim "Lucky" Moore, an insurance salesman, comes up with a novel policy for his friend, Steve: a 'love insurance policy', that will pay out $1-million if Steve does not marry his fiancée, Cynthia. The upcoming marriage is jeopardized by Steve's ex-girlfriend, Mickey, and Cynthia's disapproving Aunt Kitty. The policy is underwritten by a nightclub owner, Roscoe, who sends two enforcers - Abbott and Costello - to ensure that the wedding occurs as planned.

Secret Service agents try to solve the theft of treasury banknote plates.