The Big Bang Theory: Watch Season 7 Episode 20 Online

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Raj and Emily go out on a double date with Howard and Bernadette onĀ The Big Bang Theory Season 7 Episode 20.

The dinner gets awkward when Emily remembers that she's met Howard before. The others get good laughs from the story, but Howard is embarrassed.

Meanwhile, Sheldon decides he wants to give up his field of study, string theory. Penny gives him good advice, but when he gets drunk he makes a big mistake.

Watch The Big Bang Theory online now.

Carla Day is a staff writer for TV Fanatic. Follow her on Twitter and on Google+.

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The Big Bang Theory Season 7 Episode 20 Quotes

Sheldon: Am I wasting my life on a theory that can never be proven?
Howard: Maybe. But how great is Game of Thrones?

Raj: I know. Being an astrophysicist right now is like being a rock star.
Howard: Only without the sex.
Raj: Yeah, literally, none of it.