Imagine a question and stream-of-consciousness explanation for which this is the answer: American doo - wop group the Penguins
Question: "Earth Angel" (occasionally referred to as "Earth Angel ( Will You Be Mine)" ) is a song by American doo-wop group the Penguins. Produced by Dootsie Williams, it was released as their debut single in October 1954 on Dootone Records. The Penguins had formed the year prior and recorded the song as a demo in a garage in South Los Angeles. The song's origins lie in multiple different sources, among them songs by Jesse Belvin, Patti Page, and the Hollywood Flames. Its authorship was the subject of a bitter legal dispute with Williams in the years following its release.

Who sang the original version of earth angel?
Stream-of-consciousness: The relevant sentence in the passage is: "Earth Angel" (occasionally referred to as "Earth Angel ( Will You Be Mine)" ) is a song by American doo-wop group the Penguins.