Posted: 2017-09-11 20:32
In " The Veracity Elasticity ", Leonard learns from Howard that Penny has secretly been moving his collectibles into storage. Although he''s mad that she doesn''t feel guilty about it, he does understand that she really hasn''t been feeling comfortable like she belongs there. He allows her to redecorate their room any way she wants it. Upon seeing Penny''s new design for the bedroom, he immediately hides some of her stuff in her old closet.
Leonard''s now-deceased Uncle Floyd was briefly mentioned in " The Maternal Capacitance " as the only person from his childhood of whom he had fond memories. In " The Codpiece Topology ," though, he mentions his Aunt Edna , a very hairy woman, is sweet and would tickle him when they hugged. The closest thing he ever had to a birthday party was when his grandfather died on his birthday, so he got to see his cousins and have his favorite German chocolate cake.
Leonard seems to get along well with Howard. Leonard and Howard even have a Girlfriend Pact , which Leonard invoked in " The Desperation Emanation " so that Howard would help him get a girlfriend. In " The Peanut Reaction ", Howard tried to make Leonard''s birthday a surprise, going as far as getting himself hospitalized, proving to Leonard how much Howard cares for him. Leonard also seems to get along well with Raj. Although Leonard does get irritated by much of Raj''s impulsive and eccentric behavior, as in " The Griffin Equivalency " where Raj became pompous and self-absorbed after being chosen to be in People magazine.
In " The Cooper Extraction ", Amy points out to the gang that most of them would not know each other if Sheldon had not been part of their lives. Penny feels that Leonard would never have successfully asked her out at the Cheesecake Factory, while Leonard suggests that she would have ended up with Zack. In the Zack story, he spent all the rent money on some magic beans. Leonard might have moved in with Raj however he thinks that he would be eating Raj''s cooking too much and would be overweight since he didn''t have a girlfriend.
In " The Tangible Affection Proof ", Leonard takes Penny out to dinner for Valentine''s Day. Penny feels that all the efforts never meet the expectations and she will end up disappointed. At dinner, Penny sees an old boyfriend proposing to the girl that broke them up. Leonard again tries to propose and Penny stops him. They begin to argue in front of Howard and Bernadette who have their own issues that night. Later after they barely say good night, Leonard tells Penny that she ruined the whole evening. Penny finally admits that she has commitment issues. She is so happy right now that she knows they are going to get married and since it is forever that scares her. Leonard then puts the responsibility of proposing on her and that she should do it when she''s ready. In the end, she does ask him to be her valentine.
In " The Gorilla Dissolution ", Leonard and Penny get back in her apartment after getting fired from her movie. Penny wants to start making smarter decisions about her life. She says that they could get married and Leonard asks her to be serious. Leonard asks her if he is a smart decision, like choosing a healthy boring bran muffin. Penny doesn''t care what pastry he is because she is CHOOSING HIM. Leonard is still talking about being a pastry like a strawberry Pop Tart that she is excited about. Penny tells him to forget about it. Leonard does want to marry her, but feels that she is just feeling sorry for herself because she was fired. Penny explains that it may seem that way, but getting fired made her think that fame and fortune is not what is going make her happy. Leonard wants to know what she needs. "You, you stupid Pop Tart!" Leonard finally says that he guesses that he is in, which also bothers Penny. Leonard then retorts that it is an excited "I guess I''m in" and they agree that they are engaged which seems somewhat anti-climatic.
In " The Commitment Determination ", Sheldon keeps pushing them for a wedding date. The couple insists that they aren''t in a hurry, are in a good place emotionally and are concentrating on their careers. Thinking about the wedding details they decide on a small church wedding dressed in black tie tuxes and no releasing of butterflies. Suddenly Penny smiles and sits close to Leonard. She tell shim that she''s free that night. They could go to Vegas and just get married. Leonard agrees. Sheldon is happy for them, but still doesn''t want them to sit in his spot. Driving to Vegas, Penny is very happy and glad that they took their time to get to know each other. No surprises and no regrets. Leonard has one regret, from where he wad drunk and made out with a woman on his North Sea expedition. Penny was not happy, but still wants to marry him.
Leonard and Penny arrive at a Las Vegas wedding chapel. They later hear about the Shamy breakup and get married with their friends watching over webcam, but only Howard and Stuart catch their Husband and Wife pronunciation part. They then have a terrible fight about Leonard''s accidental indiscretion and return to their apartments. ( The Matrimonial Momentum ). Leonard eventually meets up with Mandy to talk with her and later, he and Penny reconcile and Sheldon gives them a wedding gift: Tickets to San Francisco. ( The Separation Oscillation ). In " The Positive Negative Reaction ", they discuss having children one day. Because of the surprise elopement not sitting well with everyone, Penny and Leonard decide on having another ceremony to renew their vows, with their friends and family being there for them.
In " The Spoiler Alert Segmentation ", Sheldon really makes Leonard mad and he says that he wants to live with Penny and not some crazy person. Leonard suggests to Penny that he move in. He asks her if she''s all right with it, but she only agrees not to hurt his feelings and even tells Sheldon. She does try to get him admit that Sheldon can''t get along without him. Amy plans to move in with Sheldon as roommates. When Amy confronts Penny since she can''t move in with Sheldon, Leonard over hears the conversation. Penny tells him that he never asked her if she was ready. Then Amy and Penny go off to drink and talk about their jerky boyfriends and Leonard ends up back in apartment 9A.
Leonard is somewhat neurotic, insecurely tilting his head as he speaks nervously, as well as avoiding eye contact and squinting. When under great stress, his voice is elevated to a high-pitched whine or he gets sweaty. At times, Leonard''s demeanor seems very low energy and somewhat irritable. Clumsy, he often bangs his head, which induces vomiting. Leonard is incredibly sensitive about his height (he stopped growing in 8th grade), although he enjoys pointing out that Howard is shorter.
In " The Ornithophobia Diffusion ", Leonard agreed to go out with Penny to a movie just as friends, their first attempt at going out alone together since they broke up. The first-half of the non-date went well, with the two watching a movie that Leonard picked, a documentary about building a dam on a river in South America. Penny actually had to pay for her own ticket after Leonard pointed out that they were not on a date and sex was off the table.
His infatuation with Penny becomes the major force that drives the series during the first season. They did go out to dinner one night with Penny thinking that the other guys were going to join them and Leonard making excuses for them. She asks later at her door if this night was a date however Leonard denies it though he doesn''t mean it. At the season one finale, Leonard finally managed to ask Penny out, and they had their first date after Penny has a bad breakup.
With Sheldon , he co-authored a paper entitled " Paradoxical Moment-of-Inertia Changes Due to Putative Super-Solid ", to be presented at an Institute for Experimental Physics topical conference on Bose-Einstein condensates . The findings contained therein show that at temperatures approaching absolute zero, the solid becomes a super-solid, a previously unknown state of matter, and the moment of inertia changes.
His mother, Beverly , is a psychiatrist and neuroscientist who has a personality identical to Sheldon''s, including strict speech patterns, lack of social conventions, and attention to details. She is mainly responsible for the difficult childhood Leonard had. Due to his mother''s views, Leonard never celebrated his birthday during his childhood, and when she visited him, she didn''t see the point of viewing his unoriginal research since it had already been done.
Based upon a theory from Leonard, Sheldon wrote a paper detailing a theory that space-time is like a super-fluid. The paper was well received by the scientific community that included Professor Stephen Hawking. The theory is discussed in article in " Scientific America " and " Physics Today ", the former didn''t mention Leonard. Also, Leonard and Sheldon were invited to the University of California at Berkeley to lecture on their work, but missed it after they were detained for an incident at George Lucas'' Skywalker Ranch headquarters.
Although Leonard feels at home with his geek colleagues, he is reluctant to let others know about his recreational activities (such as Klingon Boggle ), as he does not like to be seen as a geek and wants to be more social. Sweet, thoughtful, kind, intelligent, mature, sardonic and socially awkward but well-meaning, Leonard also seems to be the most well-adjusted and sensible one of the group, and is quick to try new things apart from his geek friends.
In " The Thanksgiving Decoupling ", Penny reminisces about a Thanksgiving she had in Las Vegas with former boyfriend Zack Johnson which included one of those silly fake weddings. Penny appears devastated when her friends inform her that the wedding was real and she is Mrs. Zack Johnson. Penny and Leonard argue about how quickly she should get her annulment so Penny invites Zack over to their Thanksgiving dinner at Howard''s mother. Zack appears as dimwitted as ever telling them that breaking up can be hard on the kids which they don''t have. Finally, Penny and Leonard make up and she tells him that the next time she gets married it will be for real, for life and (jokingly) or for money.
Leonard is usually seen wearing his characteristic black-framed glasses, neutral-colored jackets or vests over a hoodie, low-cut black Converse sneakers, brown trousers, and physics-themed t-shirts. Along with questionable fashion choices, including mismatched color schemes, he sometimes applies an absurd amount of hair gel however, his girlfriends often buy him new clothes, and he has put aside his corduroy suit for formal occasions to don a fancy silk shirt and vest or blazer, much to Penny''s approval.
In " The Convergence-Convergence " Leonard has invited his dad to his and Penny''s wedding re-do and has to deal with his divorced parents. He just wants everyone to be civil. After delivering a toast to Penny thanking her for a wonderful year of marriage, his father exasperated with his ex-wife leaves with Mary Cooper. They find a connection in their mutual hatred of Beverly and appear to hook up much to Sheldon and Leonard''s discomfort, meaning they could end up being step-brothers.
In " The Prom Equivalency ", Amy and Bernadette throw a do-over prom on the roof of the apartment building. Penny is at first reluctant to attend the party because they always disappoint her, but Leonard tells her that he really wants to take the most beautiful girl to the prom, this time. She wears her old red prom dress. The roof is decorated wonderfully and Penny really gets into the mood. While others are still getting there, Penny and Leonard dance along without any music on the roof. First they conclude that they probably would not have approached each other if they had been at the same prom. They are both definitely in a romantic mood, while Penny is also glad they aren''t having the drama normally seen at proms.