Denver omelet can be anagrammed into a name of a song widely known in the fifties.
Identify the song/author/performers.
(In reply to
Strong clues from A.A.Euler. by Charlie)
Eschew obfuscation:
Why A.A.Euler? ...a German musician
"final A rather than E."... meaning...
Identify the song/author/performers.
btw: coauthored ...with a pseudonymous coauthor sounds bad