[Yamamoto just chuckles, reaching out to ruffle Tsuna's hair and shaking his head a bit.]

Don't worry, it'll be fine! We can go up to your room, if you want, so there'll be less chance of getting caught...

[Live a little, Tsuna! This is what being a teenager is for, you know! Doing things you're not supposed to~]

I'll wait here while you grab that from the kitchen, okay?

[And with him smiling like he is, how can you say no~?]