The Stage is loosely based around the concept of technology and artificial intelligence with a number of the tracks warning about its downside. Vocalist M. Shadows explained to the Orange County Register that this song is "about nuclear war and the class system."
Avenged Sevenfold bought in Fishbone's Angelo Moore and "Dirty" Walter Kibby to perform the horns on this song.
ABBA's Bjorn Ulvaeus and Benny Andersson conceived "Dancing Queen" as a dance song with the working title "Boogaloo," drawing inspiration from the 1974 George McCrae disco hit "Rock Your Baby." Their manager Stig Anderson came up with the title "Dancing Queen."