Original: Book by Arthur Laurents , music by Jule Styne , lyrics by Betty Comden and Adolph Green The Happy Time -- Book by N. Richard Nash , music by John Kander , lyrics by Fred Ebb .
Simplified: Book and lyrics by Betty Comden and Adolph Green , music by Jule Styne . Book by N. Richard Nash , music by John Kander , lyrics by Fred Ebb .