… walk into a bar. The bartender says “Would you all like a beer?”

The first one says, “I don’t know.”

The second one also says, “I don’t know.”

The third one thinks for a moment and says, “Yes!”

Hat tip to Language Log for that one…

(This reminds me of the much shorter joke: One behaviourist walks up to another at a party and says, “You’re doing fine. How am I?”)

I’ll get my coat.