You're at the family gathering, and he starts teasing you over texts Waiting for your answer, he checks his messages, emails, etc.

You: "Hmm, sounds good, but are you sure you don't wanna start now? Here? I mean…This house has a lot of rooms. We could sneak out for a while. I don't think they would notice. We could go upstairs, find a room. We don't even have to get undressed.”

He wasn't expecting that, he blushes as he looks at you:

Chris: "Are you serious?”