Teacher-Why did u laugh?
Boy-I saw one strap of ur bra.
Teacher-GET OUT of class for one week.
2nd boy laughed,
Teacher-Y did u laugh?
Boy-I saw both straps.
Teacher-GET OUT for one MONTH.
She bent down to take chalk and little Johnny started walking out.
Teacher-Johnny,why r u going out?
Johnny-What I just saw, I think my school days r over.