In an attempt to feel comfortable and talk about a solution, they end up getting drunk in her apartment and throwing up all night. Title reference: Because Leonard's rocket fuel explodes inside the elevator and destroys it, the stairway becomes indispensable. After failing to convince Leonard to change his mind, Sheldon tries to convince Penny to drop out, which leads Leonard to terminate his friendship with Sheldon. Sheldon is upset by reminders of his quarreling parents as Leonard and Penny fight, Raj argues with his parents and Howard argues with his mother. At the end of the season, Sheldon meets Amy Farrah Fowler. Note: This episode marks the first appearance of future regular cast member Melissa Rauch as Bernadette Rostenkowski and also marks the first of on the show. Penny becomes jealous over not being able to talk to Leonard about his job, and asks Sheldon to teach her about physics.
She chooses a cute micro-biologist grad major who's waitressing to pay her way through school, Bernadette Melissa Rauch. Elizabeth Plimpton, a from , accepts Sheldon's invitation to stay over at the apartment during her visit to Caltech. Title reference: The electric can opener used by the men to fake the results of Sheldon's experiment while at the Magnetic North Pole. Howard begins to date Bernadette Rostenkowski. After prodding by Leonard, a reluctant Penny sets Howard with her friend Bernadette, though they find they have little in common. However, when Penny has caught the flu, Leonard changes his mind and allows Sheldon to go, only to find out he is sick as well, causing him to take Raj. The four of them go on a double date to a restaurant and things start off painfully awkward during the car ride as Wolowitz makes terrible jokes and asks her nerdy questions.
The two force Sheldon to meet Amy, and are surprised when Sheldon and Amy have a lot in common, ranging from sock aversion to their overbearing mothers. Raj accepts but disagreements ensue. Title reference: Penny's belief in psychics. Meanwhile, Penny sets up one of her friends on a date with Wolowitz. Both are interrupted when Sheldon is humiliated on learning that Leonard, Howard and Raj tampered with one of his experiments, and retreats to his mother's home in. A prank fight between Sheldon and Kripke begins when the latter severely embarrasses the former on 's by filling Sheldon's office with , giving him a high-pitched voice. However, it quickly becomes clear that Leonard and Elizabeth both have very different ideas about the nature of their relationship, when she sleeps with Raj and tries to convince Leonard and Howard who has just broken up with Bernadette to engage in a foursome with them.
However, it is Sheldon who surprises him with a large amount of football knowledge forced on him by his father in his childhood , which Leonard later brings to Penny's football party. Meanwhile, Raj feels left out when Leonard, Penny, Howard and Bernadette go on a double-date at a roller skating rink. Title reference: Sheldon tries to guess the species of a cricket he names after. Season three started three months after the end of season two when the guys left for the. He is still nervous until Penny gets him drunk, causing him to spiral on a meltdown on stage which quickly goes viral. Title reference: Sheldon telling Penny that he has sticky non-slip duck shaped appliqués in his bath tub and that they would have prevented Penny's accident. Howard and Raj pretend to be to try to meet girls at a goth club, but chicken out when the girls persuade them to get tattoos.
After Penny punches Sheldon on the nose, fights and deceptions ensue as the four try various means to prevent the others from possessing it, as Penny observes in disbelief. After Sheldon loses the bet, he meets Penny and after talking to her about Leonard, assures her that she and Leonard can always go back to being friends. Raj convinces Sheldon to enter as his partner and they quickly get to the finals where they face Wil Wheaton and Stuart. Sheldon enters a tournament, with Raj as his partner, to compete against his rival Wil Wheaton. Title reference: Sheldon takes off his pants during his acceptance speech for the award whilst drunk. Howard upsets Raj by repeatedly abandoning him during activities to pursue women.
Sheldon, who has a strong relationship with his mee-maw, shows some human compassion let's him win. Meanwhile, Raj and Howard create a profile for Sheldon on a dating website without his knowledge, which to their surprise matches him with a woman named Amy Farrah Fowler. Like the universe after the big bang, the show's popularity expanded, thanks to breakout star Jim Parsons, along with the chemistry among the friends and the developing romance between Leonard and Penny. Sheldon offers Raj a chance to work for him. Title reference: Wil Wheaton's return as a guest star on the show.
Wil Wheaton, you better watch your back. The addition of Melissa Rauch and Mayim Bialik in later seasons also enhanced the stories and relationships of the leads. Also Howard losing his virginity in a Corolla. Like the universe after the big bang, the show's popularity expanded, thanks to breakout star Jim Parsons, along with the chemistry among the friends and the developing romance between Leonard and Penny. Title reference: Sheldon's spaghetti dinner with Penny and how it influences Penny and Leonard's friendship. Awkward situations ensue as Sheldon and Raj date two women they met at a university mixer, Raj having bribed Sheldon to be his wingman. Title reference: Sheldon's attempt at solving his problem by working in a menial job, comparing it to 's discoveries made while working in Switzerland in the Patent Office.
Excelsior being a catchphrase of his. However, the two bond over their respective relationships with their mothers. Title reference: Penny's guitarist friend. First Aired: October 19, 2009 - 21 Minutes Runtime Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Wil Wheaton 8. The ranked season three one of the ten best television seasons of 2009. When Leonard refuses to fly kites with Sheldon, upsetting him as he never got to experience a normal childhood, Penny feels bad and allows Leonard to go, especially after pointing out how he is boring everyone at the party.