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A wealthy donor makes Leonard question what he is willing to do for science.
A wealthy donor makes Leonard question what he is willing to do for science.
More episodes
The Big Bang Theory
S4, EP17 "The Toast Derivation"Sheldon is upset when he realizes Leonard is the center of their group of friends.
The Big Bang Theory
S12, EP15 "The Donation Oscillation"Penny tries to throw a wrench into Leonard's plan to be a sperm donor for her ex-boyfriend; Wolowitz, Bernadette, Anu and Koothrappali turn Koothrappali's canceled bachelor party into a couple's trip aboard the "vomit comet."
The Big Bang Theory
S12, EP16 "The D & D Vortex"The gang uses deception and betrayal to make it to the one open seat at Wil Wheaton's celebrity Dungeons and Dragons game with William Shatner, Joe Manganiello, Kareem Abdul-Jabbar and Kevin Smith.
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
S12, EP24 "The Stockholm Syndrome"Bernadette and Wolowitz leave their kids for the first time; Penny and Leonard try to keep a secret; Sheldon and Amy stick together; Koothrappali makes a new friend; the gang travels together into an uncharted future.
The Big Bang Theory
S12, EP22 "The Maternal Conclusion"Leonard is pleasantly surprised when Beverly comes to visit, and she's genuinely kind to him, until he finds out the real reason she's there; Denise and Stuart overstay their welcome at the Wolowitz house.
The Big Bang Theory
S12, EP21 "The Plagiarism Schism"Kripke has proof that Dr. Pemberton plagiarized his thesis in college, and Sheldon and Amy aren't sure if they should turn him in or not; Wolowitz learns that Bernadette wasn't the only waitress at the Cheesecake Factory who had a crush on him.
