A blonde a brunette and a red head are stranded on a desert island.
there happens to be a magic mirror on the island. and if you tell the
truth you get to escape from the island and if you tell a lie you
so the brunette gets up there and says "i think I'm pretty"... she vanishes!
the red head goes up and says "i think I'm pretty"... she vanishes too!
the blonde goes up and says "i think"... she vanishes :)