The Big Bang Theory - Season 10 Episode 01
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10x01 | The Conjugal Conjecture
September 20,2016, 02:00AMAfter Leonard's father, Alfred and Sheldon's mother, Mary share an evening together, everyone deals with an awkward morning the following day. Also, Penny's family arrives for the ceremony, including her anxiety-ridden mother, Susan, and her drug dealing brother, Randall.