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Big Bang Theory season 11 on hiatus: Leaked plot teases return of Penny's old boyfriend in episode 9
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The Big Bang Theory season 11 and 12: CBS close to renewing show for two more years | The Independent | The Independent
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100+ Best 'The Big Bang Theory' Quotes - "Bazinga!" | Scattered Quotes | Big bang theory funny, Big bang theory quotes, Big bang theory
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