Lyrically, the song is a "love letter" to rock and roll. It contains several self-referential and genre-specific nods:
It reached No. 19 on the Billboard Hot 100 in August 1983. ELO - Rock'n roll is king
"Rock 'n' Roll Is King" was one of ELO's last major hits during their original run: Lyrically, the song is a "love letter" to rock and roll