The Big Bang Theory Season 5 Episode 13
The Recombination Hypothesis
- Leonard asks Penny out on a date and she agrees.
- They fight, but end up having sex.
- They decide to keep their relationship a secret.
- And, fight and have sex again.
- But, it ends up all being Leonard's day dream.
- He decides to really ask her out on a date and she agrees.
- In Leonard's day dream, the boy play a game and make lots of "wood" jokes.