I could make an icon, but it would be quite awful. Maybe you'll like the idea alone, or maybe someone else will be inspired by my juvenile sense of humor.
TabletToilet or iToilet or Toilet 2.0 or whatever, you get the idea
"For when you have to go, on the go!
Instructions: Place tablet on floor, squat, release and enjoy!."
Reviews:
5 star: "Wow! Amazing, best app!"
1 star: "Didn't work, huge mess."
1 star: "Scam, is just ad for electronics cleaning service."