[2] In Show of Shows, the number features an enormous bathtub and is performed by Winnie Lightner and a chorus of male performers (some dressed as women) wearing antiquated bathing suits.

[3] The song was recorded by many performers of the time, including Guy Lombardo,[4] Dorothy Provine,[5] Dick Robertson,[6] King Ben Nawahi,[7] Gracie Fields,[8] Vaughn De Leath,[9] The Georgians,[10] and Danny Kaye, and more recently by Robert Crumb, John Lithgow, Mic Conway and Mandy Patinkin.

[12] The lyrics often include a quotation of the title air from "I'm Forever Blowing Bubbles".

Singing in the Bathtub is also the 1993 re-release title of an album by R. Crumb & His Cheap Suit Serenaders.

Singin' in the Bathtub is additionally the title of a children's album released in 1999 with songs performed by John Lithgow.