Molly's look of confusion changes to one of pleasant surprise when it becomes clear what he's doing. She hasn't been to the ballet in ages. It sounds lovely. And even more lovely that she'll get to enjoy it with him. The thought causes her a moment of panic though that also probably passes over her face. What on earth will she wear?

It shouldn't even be a factor, but she knows that eyes will be on them. He is the famous and infamous Sherlock Holmes, and she is...no one. It's not a hard leap to imagine that tongues will be wagging and she's sure to get a deal of criticism. It makes her want to put on her largest jumper and curl up on her couch.