There was a blonde and a brunette going up on an elevator when it stopped and a guy jumped in on the 2nd floor. The brunette noticed he had a bad case of dandruff and looked over at the blonde to see if she had noticed the same thing as he exited off on the 5th floor. The blonde had no obvious reaction, so the brunette said,"Man, that guy really could use a little Head&Shoulders!" The blonde had a concerned look and said,"I know how to give head but I really can't say I ever did any shoulders!":(