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The Big Bang Theory

Fridays from 6.30pm on TVNZ OnDemand, same day as the U.S. Or stream all of seasons 1-10 now.

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The Big Bang Theory – Season 6, Episode 19

PGR To open or not to open? When Howard finds a letter from his father, he's forced to confront his past. And Leonard and Penny throw a 'grown-up' cocktail party at the apartment.

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