Because they have no soles. Joke my fiancee just said to me.
He replied......It's hard
A cuddlefish! (corny I know)
Dan Quayle wrote this joke.
The Circuits! (this is a joke i made up when i was like 10, i don't think it ever caught on)
Because his fiancee is a cantaloupe!
She looked very Theroux-ly.
A. Linedancing!
Sol.