Season 9, Episode 12: "The Reverse Peephole"

...but I never heard of this Joe Mayo.

And frankly, it sounds made-up.

Oh, so now I have to buy the whole chair by myself?

-No. You don't have to buy anything. -I already bought it.

I've been lying to you for three days and now you're all screwing me.

I don't understand. Why didn't you tell us?

I needed it. My back is a little tweaked.

Because of your giant wallet. Just get rid of it.