I think it was because Yak was going to huge lengths to "win him over", but he just wanted a sort of subtle something; so it may be to tell Yak to tone it down. (I'm just speculating though)
I have neither watched the Chinese nor the Korean versions but I quite like this. Sure, some things could be better, but its watchable (at least I'm not watching at 2× speed...yet).
oh, how the tables have turned. Pure satisfaction!
Well, look where we are now!
but I'll let you off cos we all love you.