Childhood friends Tracy Lord and C.K. Dexter Haven got married and quickly divorced. Now Tracy is about to marry again, this time to a shrewd social-climbing businessman. Bing still loves her. Spy magazine blackmails Grace's family by threatening to reveal her playboy father's exploits if not allowed to cover the wedding.
|Bing Crosby||Grace Kelly|
|Frank Sinatra||Celeste Holm|
|John Lund||Louis Calhern|
|Sidney Blackmer||Louis Armstrong|