Watch S1, EP12: The Jerusalem Duality with Fubo for $0 Today
Sheldon and Leonard look for a way to derail a 15-year-old physics prodigy's research.
Sheldon and Leonard look for a way to derail a 15-year-old physics prodigy's research.
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The Big Bang Theory
S1, EP14 "The Nerdvana Annihilation"Leonard and the guys buy a time machine prop from a classic movie; Penny tells the guys their obsession with comics and toys is pathetic.
The Big Bang Theory
S1, EP15 "The Pork Chop Indeterminacy"Leonard devises a plan to eliminate his rivals when he, Wolowitz and Koothrappali all fall for Sheldon's twin sister, but his plan backfires when Sheldon decides to choose who his sister dates.
The Big Bang Theory
S1, EP16 "The Peanut Reaction"Penny learns that Leonard does not celebrate birthdays, so she plans a surprise party; Sheldon unexpectedly gets to live out one of his biggest fantasies in an electronics store.
The Big Bang Theory
S1, EP17 "The Tangerine Factor"When Leonard finally works up the courage to ask Penny out on a date, they each turn to Sheldon for advice.
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.
