- Quantum Leap, another time-travel show based on the Set Right What Once Went Wrong trope (in fact, the Trope Namer) also visited Elvis at the birth of his career in its penultimate episode, "Memphis Melody." "Elvis" (Sam Beckett) also sings "Amazing Grace" in that episode.
http://tvtropes.org/pmwiki/pmwiki.php/Trivia/LegendsOfTomorrowS3E14AmazingGrace
FollowingTrivia / Legends of Tomorrow S3 E14 "Amazing Grace"
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