Because they're too high-strung. Corny I know, but I wrote it myself and had to put it out there.
Give them a leaky showerhead. You know, so they can avoid the main stream.
Don't know but its so scary that they drink for ten days straight right after!
Because he felt like bacon. :P
One does not simply walk into Mordor
BY THE SHOWER OF GREYSKULL!!! I wrote this joke today. Feel free to steal it.
A Bronte-saurus.
A cuddlefish! (corny I know)
The corner.
They always fal-afel off the tight rope.