Hopefully, Amy can calm Sheldon down at least a little. Also, it looks like they're spending most of their time in Sheldon and Leonard's apartment. I'm curious to see if they're going to make the other living arrangements permanent.
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.