Why did the crumb cake isolate himself? He had a crumbling social life.
The Twin Towers are like snowmen; they fall and crumble.
I told a cookie a joke the other day.
It just crumbled.
What's the difference between a crumbled man and 9/11... nothing, they're both crumbled.
Two lepers meet on the street.
First says "How are you doing?"
Second says "Mustn't crumble!"
