Guaca**mole**y edit: how do I make it not say this joke is Dirty
This joke. PS: You don't think so Prove me wrong.
9 polar bears
Trick question, it cuts itself.
With a seesaw
Amburgers & Woot Beer! Edit: Thanks to my dad for this one.
Nothing, you can't cross a vector by a scalar. EDIT: changed multiply to cross.
Guacamole.
Want to hear a clean joke? Bob took a bath. With Bubbles. Want to hear a dirty joke? (Punchline hidden so you don't accidentally read)