How many Mexicans does it take to change a light bulb? -- Just Juan.
I thought my vasectomy would keep my wife from getting pregnant, but apparently it just changes the color of the baby.
How many Germans does it take to change a light bulb? -- One. They are efficient and don't have humor.
Why do women have cleaner minds than men? Because they change theirs more often.
How many dead prostitutes does it take to change a light bulb? Obviously not 8, because it's still dark in my basement.
My town's population never changes. Every time a girl gets pregnant, a guy leaves town.
How many programmers does it take to change a light bulb?
None, that's a hardware problem.
What do you call it when a chameleon won't change colors?
A reptile dysfunction.