Explain this one 👨‍🏫

So I get a show and I've come to the toilet, but how...how is this? How the fuck? How do you know? Well, how? Listen, I'm not joking. Watch this. How the fuck? What the fuck? How is that possible? How do you do it? Fucking hell! That's ridiculous. Look at the hand we have to get in, to open the door. No, who designed this shit, man? What the fuck?