(Improv Everywhere)

The last thing you want to see when you approach the dreaded porta potty area of any music festival is a line. The other is probably a line of musicians filing out of the open porta potty you were about to enter. Below, watch as the Improv Everywhere crew surprises Governors Ball attendees—just imagine how this felt after spending a few too many hours in one of the Liquor Lounges. It's just too bad they couldn't get Björk to join in...