That was the opening line of "Complaints and Grievances".
I first thought the thread was just going to say "Pussy Farts", and then I was going to kill Slim for plagarizing God.... but it is all good, because he didn't do that.
Nope, he later said that "motherfucker" didn't count because it was a form of the word fuck. Also cocksucker isn't that bad since it's a compound word and neither part is really that bad.