In nine seasons of The Big Bang Theory, we've never met Leonard's father. Until now! Chaos ensues when he shows up, along with both Leonard's other and Sheldon's.
Rating: 5.0 / 5.0
Only Leonard would use a light saber to light up an otherwise dark Penny's apartment. Wow we wish we could embrace being this nerdy.
Rating: 5.0 / 5.0
Might Raj be getting over his fear of women as he sits closely with the beautiful Abby (Danica McKellar) he met at a mixer.
Rating: 5.0 / 5.0
On Valentine's Day, Sheldon kisses Amy on a vintage train ride after a disastrous dinner.
Rating: 5.0 / 5.0
Sheldon tries to attack Leonard with his mind when he goes to give a presentation that Sheldon does not approve of.
Rating: 5.0 / 5.0
This is awkward for everyone. Raj and Penny stand in front of the boys on the fifth season premiere.
Rating: 5.0 / 5.0
Sheldon busts a move on TBBT. Instant fun ensues.
Rating: 5.0 / 5.0
Penny and Leonard go bowling and Leoanrd sure does seem to be celebrating something.
Rating: 5.0 / 5.0
Howard Wolowitz comes to visit his new girlfriend, Bernadette (Melissa Rauch) at the Cheesecake Factory. He's desperate to keep her.
Rating: 5.0 / 5.0
Penny and Leonard's mom, Beverly (Christine Baranski) go for some shots of tequila at the Cheesecake Factory.
Rating: 5.0 / 5.0
After having an emotional dream, Sheldon hugs Leonard to show he cares.
Rating: 5.0 / 5.0
Sorry, it's not the best picture, but here's a photo of Bernadette from The Big Bang Theory.
Rating: 5.0 / 5.0

TBBT Quotes

Penny: Hey, Sheldon, did you change your Wi-Fi password again?
Sheldon: Yes, it's "Penny, get your own Wi-Fi." No spaces.

Sheldon: Why do you have the Chinese character for "soup" tattooed on your right buttock?
Penny: It's not "soup," it's "courage."
Sheldon: No it isn't. But I suppose it does take courage to demonstrate that kind of commitment to soup.
Penny: How'd you see it? You said you wouldn't look.
Sheldon: Sorry. As I told you, the hero always peeks.