Space Cowboy
The "Space Cowboy" is an act of two people.
One person sits on the toilet and poops/pees while the other stands and pees in between the sitting person's open legs.
Can be performed among all gender types.

Men commonly perform the standing role.
Friend 1:(at a party) Dude, I'm drunk as hell, you wanna go Space Cowboy?

Friend 2: HELL YEAH