Watch S4, EP3: The Zazzy Substitution with Fubo for $0 Today
When Sheldon searches for an alternative to human companionship, the guys become concerned.
When Sheldon searches for an alternative to human companionship, the guys become concerned.
How to watch
More episodes
The Big Bang Theory
S12, EP17 "The Conference Valuation"When Penny and Bernadette go to San Diego for a pharmaceutical sales convention, Wolowitz is left in charge of the kids; Sheldon finds a book about experimenting on kids.
The Big Bang Theory
S2, EP23 "The Monopolar Expedition"While Leonard prepares for a three-month science expedition, he and Penny re-evaluate their feelings for each other.
The Big Bang Theory
S3, EP1 "The Electric Can Opener Fluctuation"After tampering with Sheldon's Arctic-expedition data, the guys follow him back to Texas, which threatens Leonard's chances for romance with Penny.
The Big Bang Theory
S3, EP2 "The Jiminy Conjecture"Penny and Leonard try to recover from an awkward hookup; Howard and Sheldon make a high-stakes bet.
The Big Bang Theory
S4, EP5 "The Desperation Emanation"Leonard realizes he is the only one in his group without a girlfriend; Sheldon wants to get rid of his girlfriend.
The Big Bang Theory
S4, EP4 "The Hot Troll Deviation"An embarrassing secret of Wolowitz's is revealed; Raj and Sheldon get into a war at work.
The Big Bang Theory
S4, EP3 "The Zazzy Substitution"When Sheldon searches for an alternative to human companionship, the guys become concerned.
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.
