Cuban Boat Ride
When you take a dump, wipe your butt, and as you stand up, but before you flush you have one last turd that needs to be squeezed out, and it ends up floating on top of the toilet paper out of the water.
Steve: 'Dude, what took you so long in there?'
John:' Man, just when I thought I was finished, I had a Cuban Boat Ride'
John:' Man, just when I thought I was finished, I had a Cuban Boat Ride'