Experiment #1. Grunt and strain dead loud for 30 seconds and then drop a melon into the toilet bowl from a height of 6 feet. Sigh relaxingly.
Experiment #2. Fill up a large flask with Lucozade. Squirt it erratically under the stall walls of your neighbours while yelling, "Whoa! Easy big boy!"
Experiment #3. Cheer and clap loudly every time somebody breaks the silence with a bodily function noise.
Experiment #4. Using a small squeeze tube, spread peanut butter on a wad of toilet paper and drop the wad under the stall wall of your neighbour. Then say, "Whoops, could you kick that back over here please"?
Experiment #5. Say: "C'mon Mr. Happy!! Don't fall asleep on me!!"
Experiment #6. Drop a D-cup bra on the floor under the stall where the person in the next stall can see it (especially good in the men's jacks).
Experiment #7. Say: "Damn, this water's cold!"
Experiment #8. Say: "Hmm, I've never seen that colour before. . ."
Experiment #9. Say: "Interesting... more floaters than sinkers."
Experiment #10. Drop a marble and say, "Oh sugar, that's my glass eye!!"