Famously, Jane Austen opened her novel Poop and Prejudice with the line: "It is a truth universally acknowledged, that a person using the toilet in a public restroom, must panic when someone knocks on the door."
Getting caught with our pants down as someone knocks on the restroom door can panic the best of us — John Mulaney even talked about it in his Netflix special New in Town.
Which is why, when author/editor/bathroom user Kristen Mulrooney tweeted about a possible solution to this phenomenon, it totally resonated with people.
Kristen elaborated that her instinctual go-to responses — "I'm in here" and "someone's in here" — are both flawed, which is why the knock back is such a game changer.
The responses to Kristen's tweet were filled with people sharing their own methods for declaring a public restroom "ocupado." These are some of the best replies:
Now, go follow everyone from this list on Twitter, or I'll knock on every bathroom door you use for the rest of time!