While in Houston, Howard and Sheldon hang out together.
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Raj hands Howard something during the game night with Sheldon and Leonard.
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Howard smiles during a visit to see Sheldon at his University office.
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Howard is offered the opportunity to go back into space on "The Table Polarization."
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What is this stick? Both Howard and Raj look ecstatic about it on "The Table Polarization."
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Howard uses a stick of some sort. Is it a game? Raj looks enthralled by it.
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The Bigi Bang Theory crew crowd around the coffee table for dinner.
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It's Christmas on The Big Bang Theory! Howard simply awfully happy about it here.
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TBBT Quotes

Leonard: I'm not a crybaby.
Penny: Toy Story 3?
Leonard: They were holding hands in a furnace!

Two tea bags in one cup? You're not at a rave.

Sheldon