The urge to pop a cold one.
By mistake he plugged his electric blanket into the toaster and kept popping out of bed all night!
Get off my nuts!" (ps. I made this joke up yesterday... i am having hernia surgery tomorrow, and i lol'd so hard at myself that i about caused a second one to pop out)
A fart with a lump in it
Four feet tall, fold back teeth, flat head so you can rest your beer on it, and turns into a pizza at midnight.
Necrophilia
When you get stiff before she does.
The same urge that makes dogs chase cars they have no intention of driving.