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When Wolowitz dresses up as Sheldon for Halloween, Sheldon seeks retaliation at Leonard and Penny's Halloween party; Leonard is shocked when Penny doesn't remember their first kiss.
When Wolowitz dresses up as Sheldon for Halloween, Sheldon seeks retaliation at Leonard and Penny's Halloween party; Leonard is shocked when Penny doesn't remember their first kiss.
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The Big Bang Theory
S6, EP6 "The Extract Obliteration"A game threatens Sheldon's relationship with Stephen Hawking; Penny secretly signs up for a college class.
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S6, EP7 "The Habitation Configuration"Bernadette wants Wolowitz to move out of his mom's house; Sheldon is caught in the middle of Amy and Wil Wheaton's argument.
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S6, EP8 "The 43 Peculiarity"Raj and Howard try to figure out why Sheldon disappears at 2:45 every afternoon; jealousy arises in Penny and Leonard's relationship.
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S6, EP9 "The Parking Spot Escalation"Sheldon and Wolowitz's fight over a parking spot at the university impacts the whole gang.
The Big Bang Theory
S12, EP6 "The Imitation Perturbation"When Wolowitz dresses up as Sheldon for Halloween, Sheldon seeks retaliation at Leonard and Penny's Halloween party; Leonard is shocked when Penny doesn't remember their first kiss.
