Teacher: john, why are you so late ?
john: i was throwing stones into the river.
teacher: okaay, well take your seat.
teacher: bob, why are you also late ?
bob: i was also throwing stones into the river.
teacher: gr, well, sit down.
new boy walks in
teacher: oh so you’re our new student. whats your name? and why are you all wet?
new boy: my name is stones.
teacher: oh!!