Sorry for the necro, but truer words and such. I wouldn't even call it a pet peeve, because that would imply a reaction that's at least somewhat excessive and I would argue that it's not. It's just calling things as they are.
"No, MC! We cannot! You're my roommate!"
and I'm like
"Look, I don't wanna sound dismissive, but I'm gonna need a little more context to understand your concerns."