Watch S4, EP10: The Alien Parasite Hypothesis with Fubo for $0 Today
Amy realizes she has feelings for Penny's ex; Koothrappali and Wolowitz try to prove who would be a better superhero.
Amy realizes she has feelings for Penny's ex; Koothrappali and Wolowitz try to prove who would be a better superhero.
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The Big Bang Theory
S4, EP11 "The Justice League Recombination"The guys try to bond with Penny's new boyfriend through a costume contest.
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S7, EP12 "The Hesitation Ramification"As Leonard tries to help Penny with a disappointment, Penny asks him a bold question about their relationship; Sheldon wants to learn how to be funny.
The Big Bang Theory
S4, EP2 "The Cruciferous Vegetable Amplification"Realizing he will not live long enough to download his consciousness into a robot body, Sheldon tries to extend his life span.
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S4, EP17 "The Toast Derivation"Sheldon is upset when he realizes Leonard is the center of their group of friends.
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S8, EP16 "The Intimacy Acceleration"Penny and Sheldon design an experiment -- as a joke -- to make participants fall in love; Howard and Bernadette get into trouble at the airport.
