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Sheldon is upset when he realizes Leonard is the center of their group of friends.
Sheldon is upset when he realizes Leonard is the center of their group of friends.
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The Big Bang Theory
S4, EP20 "The Herb Garden Germination"Amy and Sheldon spread gossip as part of an experiment; Howard decides to take a big step in his relationship with Bernadette.
The Big Bang Theory
S10, EP18 "The Escape Hatch Identification"Leonard and Penny offer Sheldon's old room to Raj after he moves out of his apartment.
The Big Bang Theory
S12, EP19 "The Inspiration Deprivation"The weight of winning a Nobel Prize weighs heavy on Amy's shoulders; Koothrappali and Wolowitz try to relive the good old days after Wolowitz buys a scooter that looks like the one he had years ago.
The Big Bang Theory
S3, EP21 "The Plimpton Stimulation"Sheldon invites a famous physicist to the apartment, and competes with Leonard for her attention.
The Big Bang Theory
S8, EP5 "The Focus Attenuation"During their weekend in Las Vegas, Bernadette and Amy accuse Penny of being a buzz kill; the guys try to invent the next big thing.
The Big Bang Theory
S8, EP4 "The Hook-Up Reverberation"Raj's honesty comes back to haunt him when his new girlfriend is unfriendly to Penny; the guys think about becoming part owners in Stuart's store.
The Big Bang Theory
S8, EP3 "The First Pitch Insufficiency"Wolowitz feels nervous when he is asked to throw the first pitch at a Los Angeles Angels game; Penny and Leonard want to prove Sheldon wrong after he says he and Amy are the better couple.
The Big Bang Theory
S8, EP2 "The Junior Professor Solution"When Sheldon must teach a class, Howard decides to take it; Amy takes advantage of the tension between Penny and Bernadette.
