Tesla’s cloud-based system updates make it easy for owners to download every new improvement that comes from the company founded by Elon Musk. This time, you really should hurry because the latest update includes a brilliant easter-egg: a fart app.

Have you ever wanted to play a practical joke on your friends by deploying an array of fart sounds in your car’s surround audio system? Well, if you own a Tesla, the latest update lets you do just that. You can choose between farts on demand and farts that activate when you toggle the turn signals. Really, now, what more could you wish for?