'That Old Hose Bag Is My Mother' - Season 2, Episode 22
When Evelyn buys Alan a sports car, Charlie warns she'll expect payback, which she gets by forcing Alan to agree to accompany her on a blind double-date.
Air Date: May 8th 2005.
Evelyn: Oh, Alan, before I forget, I need to ask you a little favor.
Charlie: Your soul, please.
Evelyn: Charlie, for God's sake.
Charlie: Careful, I don't think you're allowed to say "God" without, you know, bursting into flames or something.