[Oh. Dear. That yawn is either a sign of having had too much to drink or just sheer boredom. Either cause is possible, considering Sano wasn't able to keep an eye on Heisuke, too. He'll have to change that now.]

Because we're all better when we're together.

[Aburano-koji flashbacks much?]

And we're the only people who can stand each other for extended periods of time and we're all actually really fun and you actually laugh at Shinpachi's and my jokes.

[These are all absolutely convincing reasons, okay, don't try to deny them.]