Dorothy's daughter Kate returns with a special announcement, and Dorothy hopes Kate's having a baby -- but it turns out she's splitting from Dennis after she found him cheating on her. Meanwhile, Blanche and Rose watch an all-night I Love Lucy marathon.

A pair of undercover cops show up to inform the girls that their new neighbors are dealers in stolen gems, and they must set up a stakeout at the girls' house to catch them in the act. During their stay, Dorothy ends up falling for one of the cops.

The girls reminisce about past birthday experiences while preparing a birthday party for a friend.