It is impossible to know.
In audio recordings, you can imagine that the first tests would have been thrown out pending improvement.
Also note, "Recording" in music refers to not only audio recordings, but notational recordings (eg: sheet music) and piano rolls.
In early notated music, the first written music would have disintegrated by now.
His first song was 'One Time'.
The Jonas Brothers first ever song was SOS
Taio Cruz's first ever song was "I Just Wanna Know"
His first song was Traurig
No they're first song they ever sang was "Poor Infortunate Souls"
I Have a recording by Rod McKuen ,1956/57 .Also heard that June Christy recordd it in 1957.
Mandy was there first song they ever say u can find it on their first album "It's About Time"
???
Miley's ever first song on tv was I think 'Best of both worlds'
Their very first song was Tribute
Their first song was better not waste my time.
Hannah's First song ever was "The Best of Both Worlds"!