Two and a Half Men (2003)

Ixnay on the Oggie Day - S7-E18

Revealing mistake: Charlie turns the money he's holding toward the camera, making it too obvious that it's prop money and not real.

Jeff Swanson

Apologies for the Frivolity - S4-E6

Bobby the waiter: We haven't seen your mother here for quite some time.
Charlie: Well, maybe you just didn't recognize her. Like Satan, my mother can take many forms.

Trivia: The second TV series in which Charlie Sheen's character has been named "Charlie." The first was Spin City.

Show generally

Question: What's the name of the episode where Charlie and Alan are hiding in the Toilet and Alan says "Charlie" and then Charlie says "I told you it might take a while"?