"Knock Knock" joke

all we need to do is put a flashlight to your hairline then we will get the batmat symbol

Knock Knock!
Who's there?
Voodoo.
Voodoo who?
Voodoo you think you are?

you need to shut up with your 1 2 3 way back hairline.

your hairline so far back i thought u went bald in 3rd grade

All you want for Christmas is a hairline!