User blog comment:CartoonFan14/Why Did Brawl in the Family Fail?/@comment-5366328-20170502233505/@comment-26302585-20170502235443

There's also the fact that no one told him about the protocol beforehand.

And the parents doing nothing.

And that the protocol has no reason to exist, other than for plot's sake, because the sisters have argued before and their problems were solved without the need for it.

Just sayin'.