When Do Leonard And Penny Start Dating?
Leonard and Penny’s love story in The Big Bang Theory is full of ups and downs, from breakups to marriage. Discover journey from dating to engagement, wedding, and life together. Also, explore Howard and Bernadette’s relationship timeline.

Leonard and Penny are one of most beloved couples in Big Bang Theory. Both relationship goes through ups and downs. From breakups to engagements, marriage, and happy moments. Fans love journey. And in this blog.. I will explore love story from beginning to end.
When Do Leonard and Penny Get Married?
Leonard and Penny get married in first episode of Big Bang Theory season 9. Episode is called "Matrimonial Momentum". And Aired on September 21, 2015. Wedding happens in Las Vegas with just two of them. Making small but emotional moment for couple.
Do Penny and Leonard Ever Get Divorced?
No, Penny and Leonard never get divorced in show. Although they have arguments and challenges. They stay together till the end of series. Some fans think they might have problems in future. Especially because Penny didn’t want kids at first. But in the finale. She changes her mind.
When Do Leonard and Penny Get Engaged?
Leonard and Penny get engaged in episode "Gorilla Dissolution". Which aired on May 9, 2014. In this episode.. Penny realizes that her acting career is not going well. And Leonard comforts her. She then proposes to him. And Leonard happily says yes!
When Do Penny and Leonard Get Back Together in Season 5?
After breaking up in season 3.. Penny and Leonard get back together in Big Bang Theory season 5, episode 13. This episode is called "Recombination Hypothesis". And Aired as 100th episode of series. Leonard asks Penny out again. And they decide to give relationship another chance.
When Do Penny and Leonard Sleep Together?
Penny and Leonard first sleep together in episode "The Lunar Excitation". However.. Penny was drunk and angry at that time. Later.. in season 3, episode 19 "The Wheaton Recurrence". Leonard tells Penny that he loves her. But she only says, "Thank you," which makes things awkward.
Why Did Penny and Leonard Break Up in Season 3?
Penny and Leonard broke up in season 3. Because Penny felt pressured when Leonard said "I love you" too soon. Also.. Leonard was insecure and controlline. Especially when Penny mentioned having male friend stay at place.
Relationship was also tested in bowling match against Wil Wheaton. Making Penny realize that things were not working out.
Leonard and Penny's Relationship Timeline
Here’s quick timeline of Leonard and Penny love story:
Season 1: Leonard likes Penny but is too nervous to ask out.
Season 2: They date for short time but break up.
Season 3: They get together again but break up later.
Season 5: They start dating again.
Season 7: Leonard proposes. But Penny says no.
Season 9: They get married in Las Vegas.
Season 12: Penny is pregnant. And they stay together happily.
Howard and Bernadette's Love Story
Just like Leonard and Penny, Howard and Bernadette also have beautiful love story in Big Bang Theory.
When Does Howard Meet Bernadette?
Howard meets Bernadette in season 3, episode "Creepy Candy Coating Corollary". Penny introduces them. And at first. They do not have much in common. But when they start talking about overprotective mothers.. they instantly bond!
When Do Howard and Bernadette Break Up?
Howard and Bernadette break up in the episode "The Hot Troll Deviation". The reason? Howard was having an online affair in World of Warcraft. Which Bernadette considered cheating. Luckily.. they get back together later. And love story continues.
Conclusion
Leonard and Penny love story is one of biggest highlights of Big Bang Theory. Even though they had breakups, misunderstandings, and fights. They always found way back to each other. The same goes for Howard and Bernadette. Who also faced challenges but stayed together.
Their love stories show that relationships take work. But in the end.. love always wins!


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