Susan Reed sang it descending, but long and drawn out, "Cooooooooooooooooooooooooooooooooooooooooooooooooooo-ckles
Muuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu-ssels..

etc.

a variation I sing, and can't remember where I heard it is 'Alive all alive' instead of 'alive-o'