In a parody of CSI, there's a murder investigation on Two and a Half Men and everyone's a suspect.
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Charlie and Alan attend the wedding rehearsal of Evelyn and her fiance, Teddy.
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Charlie goes to therapy where he discovers he missed Mia, the one who got away.
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When Alan can't stand the idea of getting emotionally involved with another woman, he has Charlie hire him a prostitute.
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Charlie and Alan show up to pick up Jake from Judith's.
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Rose comes back from England and plays nurse to Charlie when he becomes ill.
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When Alan needs to dump a girl he seeks advice from the master himself, Charlie.
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Alan thinks he's racing in the Tour De France when he goes for a bike ride.
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Two and a Half Men Quotes

Charlie: You're like an Alzheimer's patient in a whorehouse.
Alan: What do you mean?
Charlie: You're constantly surprised that you're getting screwed, and you don't want to pay for it

Alan: What's wrong with him?
Berta: Classic case of va-jay-jay fever.
Alan: Colorfully put. I'm just surprised to see Charlie fall for it.
Berta: Sooner or later all men fall for it. How do you think I got my condo in Palm Springs?
Alan: You have a condo in Palm Springs?
Berta: No, figure of speech. Don't try to stop by.