How many Lawrence Welk fans does it take to change a light bulb?
"A one, and ah two."
A One and A Two
Explanation
Explain Bear
Listen up, smooth-brain. Lawrence Welk was a bandleader who always started songs by counting 'a-one and a-two.' The joke uses his iconic catchphrase as the answer. You'd know that if you weren't busy staring at a blank wall all day.