"Crazy" is basically a string of one-liners based around slang for being insane.
"The lights are on but nobody's home My elevator doesn't go to the top I'm not playing with a full deck I've lost my marbles!"
The "Give me a break" in the background during the bridge of "Stomach vs Heart"
The end of Enid, where the singer lists what he could do, but:
"I don't want to!"
"Grade 9".
"Jim: They called me "Chicken Legs" Andy: They called me "Four Eyes" Steven: They called me "Fatso" Tyler: They called me "Buckwheat" Ed: They called me Eddie."
On their Live DVD Talk to The Hand, Steven literally eats the mic during a pause in the middle of "Be My Yoko Ono", much to the amusement of everyone.
"If you think of her as Catherine the Great, then you should be the horse to help her meet her fate."
"I was hiding under there/I just made you say underwear"