Hey, hey, hey!   It's Fat Albert   And I'm gonna sing a song for you   And Bill's gonna show you a thing or two   You'll have some fun now   With me and all the gang   Learning from each other   While we do our thing   Na, na, na   Gonna have a good time   Hey, hey, hey!   (This is Bill Cosby coming at you with music and fun   And if you're not careful, you may learn something before it's done   So let's get ready, okay?   Hey, hey, hey!)   Na, na, na   Gonna have a good time   Na, na, na   Gonna have a good time   Na, na, na   Gonna have a good time