Σ(゜ロ゜;) HA, YOU SAID IT. I'm keeping that text as proof.
Eeeeh. If you wanna keep it a secret, we can. ...Touka might freak out. And the Big Guy will probably tease me for weeks about it--Oh right, you still gotta' meet him.
Other options:
Re: [text]
Σ(゜ロ゜;) HA, YOU SAID IT. I'm keeping that text as proof.
[Did you expect him to be shy about it?]
Eeeeh. If you wanna keep it a secret, we can. ...
Touka might freak out. And the Big Guy will probably tease me for weeks about it--
Oh right, you still gotta' meet him.