^Axford, Song Sheets to Software, p. 20: "As sentimental songs were the mainstay of Tin Pan Alley, novelty and comical songs helped to break the monotony, developing in the twenties and thirties as signs of the times."
^Tawa, Supremely American, p. 55: "... in the 1920s, novelty songs offset the intensely serious and lachrymose ballads. nonsensical novelty songs, reproducing the irrational and meaningless side of the twenties, made frequent appearances."