"At the Codfish Ball" is the seventh episode of the fifth season of the American television drama series Mad Men and the 59th episode of the series overall. The episode is named after the 1936 popular novelty song of the same name by Lew Pollack and Sidney Mitchell. The song recorded by artists of the era including Mae Questel, Bob Crosby, and Tommy Dorsey, as well as decades later by Maria Muldaur. It was featured in a song and dance routine performed by Shirley Temple in the 1936 film Captain January.