Sheldon and Penny sit down and sing a sea shanty as they make Penny Blossoms (Penny's hair berets). You have to hear / see it to belive it.
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Penny and Leonard discover paint in Sheldon's spot on the couch after the gang plays paintball in next week's episode of The Big Bang Theory, "The Cushion Saturation."
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The gang eats Chinese food and Sheldon has nowhere to sit when his cushion seat is covered in paintball goo. We feel for your pain Sheldon.
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Sheldon and Penny head to the cleaners to try and get a paint stain out of his couch cushion. We highly doubt that's going to work.
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Mrs. Hofstadter (guest star Christine Baranski) meets Penny on the way up to Leonard's apartment and has no problem analyzing her and figuring out all her father issues.
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After some much needed tequila shots after Leonard's mother terrorized them, Penny and Leonard share a drunken kiss!
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Leonard and Penny decide to do some shots of tequila and after licking the salt off Penny's neck, Leonard has to go in for the lime.
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Sheldon may have more neuroses than anyone on the planet, but some how this nerd has no problem doing one of the most awkward things... lending a friend money.
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TBBT Quotes

Mrs. Cooper: Shelly! I'm so glad you're here!
Sheldon: I saw you having naked sex.

Penny: I give up, he's impossible
Sheldon: I can't be impossible, I exist. I believe what you meant to say is, "I give up, he's improbable."