Grease is a musical with music, lyrics, and a book by Jim Jacobs and Warren Casey. Named after the 1950s United States working-class youth subculture known as greasers and set in 1959 at the fictional Rydell High School in Northwest Chicago, the musical follows ten working-class teenagers as they navigate the complexities of peer pressure, politics, personal core values, and love.

A Chorus Line is a 1975 musical with music by Marvin Hamlisch, lyrics by Edward Kleban, and a book by James Kirkwood Jr. and Nicholas Dante.