We all know what happened between Penny and Raj on the season four finale. Here they are on the ssason five premiere.
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Bernadette reacts to the news here. Yes, Raj did Penny!
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Cheers to a new set up. Raj moves in with Sheldon on the season finale of The Big Bang Theory.
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Kunal Nayyar stars as Raj on The Big Bang Theory. He cracks us up each week on that CBS smash.
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Koothrappali is living in a fantasy world. It's bad because he's dancing there with his best friend's gal.
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A flashback to the nerds when they first met playing Gamecube together.
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Poor Penny attempts to go bowling as Raj and Wolowitz watch on and drool.
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We never thought we'd see the day when Sheldon and Raj go to a University mixer together and meet some ladies, Martha (Jen Drohan) and Abby (Danica McKellar).
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TBBT Quotes

Sheldon: Are you still mad about the sperm bank?
Leonard: No!
Sheldon: Do you want to hear an interesting thing about stairs?
Leonard: Not really.
Sheldon: If the height of a single step is off by as little as two millimeters most people will trip.
Leonard: I don't care—two millimeters?! That doesn't seem right.
Sheldon: No, it's true! I did a series of experiments when I was twelve; my father broke his clavicle.

Penny, there's only one cookie with something in the middle that solves life's problems, and that's an Oreo. Or a Nutter Butter, if you're in a pinch.

Sheldon