Mortimer Brewster, a newspaper drama critic, playwright, and author known for his diatribes against marriage, suddenly falls in love and gets married; but when he makes a quick trip home to tell his two maiden aunts, he finds out his aunts' hobby - killing lonely old men and burying them in the cellar!

A grandson of a recently deceased millionaire mistakes a beautiful female disc jockey for her aunt, who once dated the grandfather.

A World War II pilot (Gene Kelly) comes home to a bride (Marie McDonald) who, spoiled by her father (Charles Winninger), now wants a divorce.

After a former model is drowned in her bathtub, Detective James Halloran and Lieutenant Dan Muldoon attempt to piece together her murder.

Los Angeles newspaper reporter Toby Prentiss is continually in trouble with his editor. He is demoted to running the paper's "Miss Lonelyhearts" advice column because he missed the scoop on a major earthquake whilst out on the town. Determined to be fired from the column he starts to give crazy advice to the readers, but this only makes him even more popular.