Farts the are made by trapping air in your anus. Accomplish this by relaxing your anus muscles, usaully in a bent over position, thus allowing AIR to enter your butt. Then closing your anus, and letting it rip whenever you desire to.
If you wanna fart but dont have the gases inside you to do so, just practice airfarts
When a friend is browning or blacking due to alcohol and to his friend's unknowing knowledge slips away from a social scene, event, place, etc. to an unknown place to be found either (1) hours later at a random location or (2) asleep in a random location.