Funny Teacher Joke - Who said that 

Teacher says to the students, " if you can tell me who said these phrases I'll let the person with the correct answer go home early." Ok.. Who said, " Ich Bien Ien Berliner?" And one girl says Oh, that was President Kennedy.. Great, the teacher lets her go home. Ok, who said, E=MC squared? Another girl says Einstein and the teacher lets her go home. Well, Johnny gets pissed off and says, "man, I wish these bitches would shut up" So the teacher yells , "who said that?" And johnny says "Tiger Woods, can I go home now"