Yes, Alan you're seeing things. And that thing is guest star Kathy Bates as Charlie Harper.
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When Alan moves in with Lindsey the results are not what he expected on Two and a Half Men. "Mr. Hose Says Yes" is the 21st episode of the show's 9th season
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Alan and Lyndsey are seen here with their mothers, Jean - played by Georgia Engel - and Evelyn, played by Holland Taylor.
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Ashton Kutcher wants to return to Two and a Half Men. He made that clear during the show's cast panel at PaleyFest.
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Walden hangs out here with Jake and Eldridge on an episode of Two and a Half Men.
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Tension is high here on Two and a Half Men, as Patton Oswalt guest stars as Walden's ex-business partner.
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Hmmm... does Lyndsey have a drinking problem? Alan ponders that possibility on the episode "Not In My Mouth."
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These four are trapped inside together on Valentine's Day, not exactly the romantic plans any of them had in mind.
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He did it! Walden and Alan are their typical goofy selves in this scene from Two and a Half Men.
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How do you like your Walden Schmidt? With or without a lot of facial hair?
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Victory is theirs? Alan and Walden work together on the first episode of 2012 to keep the latter in control of his company.
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It's Christmas on Two and a Half Men, as Alan awkwardly falls for Walden's mom. This is a scene from the episode "One False Move, Zimbabwe!."
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Two and a Half Men Quotes

Yeah, hi. I'm watching your commercial cash for gold and you just showed a woman selling her wedding ring for $500. No, I don't want to sell gold, I want to meet her. She's hot and we know her marriage isn't working out.

Charlie

Charlie: For every gorgeous woman out there's a guy tired of banging her.
Alan: But that guy is never me.