Try this one out: You're up in space...alone...no plumber...and the shitter's full!!! Not to mention, it's the only one. Calls have already been made to the residence of Randy Quaid to make the trip up and kick them turds to the curb. Grab your Meister Brau and stogies, don't forget to shake your hose.
I'm glad I'm not an astronaut. What a load of crap!