Not my belief, but when my daughter was around 3 we had a tape we played in the car and it had the song "Raise a Little Hell" by Trooper on it. We heard my daughter's little voice in the back seat singing "Raise your little hands" at the chorus part, and she'd wave her arms in the air!
A childhood belief about misheard lyrics

others believed things like this
- My daughter thought Paul McCartney was singing "Hey Dude" instead of "Hey Jude". Anon
- I swear I heard a Disney Channel/Radio Disney song where the chorus was a repeated “Damn it”— SpengBab
- My daughter once asked if God was short for Godfrey— keefdave
- My daughter thought that ear wax was peanut butter.— Bobbiemac
- My daughter used to believe that when someone is fired from their job, it meant it literally.— Sally's mommy
- When I first heard the song "Constant Craving" by KD Lang, I thought she was singing "God save gravy."Anon