The internet has again failed me

Turns out, there IS no clear source for the line:

Put your hands in air
and wave them around
like you just don't care

This was already a commonplace back in my college radio days in the '70s - Grandmaster Flash came close to saying it, I'm pretty sure Cameo said it - but who was FIRST to say it? Google won't tell me. (Apparently it's in at least 100 songs....)