'Round One to the Hot Crazy Chick (1)' - Season 1, Episode 15
Against Alan's judgment, Charlie falls for a seemingly crazy woman named Frankie.
Air Date: February 8th 2004.
Alan: What are you afraid of?
Charlie: I'm afraid I'm gonna hit you so hard I'll be an only child!
Alan: Charlie, let's go. This woman is clearly a lunatic.
Charlie: Yeah, but look at the passion, the fire... the ass!