Leonard: I'd make fun of Sheldon for having girl problems, If I wasn't shocked that Sheldon has girl problems.
Amy: I'm dating Sheldon Cooper.
Penny: Yes, and on purpose.
Amy: He's handsome, he's lanky, he's brilliant, and his skin has that pale, waxy quality.
Penny: Well, sickly is the new sexy.
Penny: (to Leonard) Sorry, stallion. Your weird friend giraffe is here.