Bernadette Rostenkowski-Wolowitz: I'm obviously pregnant.
Sheldon Cooper: Well, you never said it to my face. And the last time I assumed a woman was pregnant, it did not go over well.
Penny Hofstadter: Yeah, I'm still mad at you.
Sheldon Cooper: You were drinking water instead of wine. What was I supposed to think?
Bernadette Rostenkowski-Wolowitz: We realized that it's a gift, in the sense that we didn't ask for it, and we may not have chosen it...
Howard Wolowitz: And we already have one.
Penny Hofstadter: You know, whenever I find a top I like, I always go back and get a second one in a different color. (pause) Which I hope is not the case with your baby.