Haiku / Batman Gambit

They could wreck my plan
If they do just this one thing
That they'll never do.

If I know them right,
My scheme will work without fail.
If not, though, I'm boned.

You'll laugh in the end.
You won't predict the punchline.
You did!? Well, I'm screwed.
Kif

http://tvtropes.org/pmwiki/pmwiki.php/Haiku/BatmanGambit