Stand in an open area, and look up into the sky while shielding your eyes from the sun for long periods of time.
Trail some toilet paper out of the back of your pants and walk around in public facilities. No one knows how or if to tell you lol.
Ask people "Would you rather be black, or crippled?"
Ask people, "If you were to have sex with an animal, which animal would you prefer?"
Go to a fastfood drive thru and start meowing like a cat at the speaker box. Or perhaps, start speaking Japanese. Order something bizarre like "Hi, I would like a medium turkey juice". Then they will respond like "Excuse me sir I didn't get that". Then just keep repeating it.
If someone actually did this to me, I wouldn't be weirded out, I would just be immediately irritated at someone taking Donnie Darko that seriously. Sort of like every pretend-to-be-deep-and-unique-but-actually-really-generic dude from high school that helped initially ruin that movie.
Lower your upper eyelids slightly, lower the lower half of your eyelids, straighten your brow, and smile without any real change. Try not to blink for maximum effect, I would give another idea, but I'm pretty sure it's a personal quirk only. Double-post, sorry. If someone's capable of doing so, please delete the above.
INTP, Neutral Good/Lawful Good even split. 5w4 sp/sx melancholic/supine, even split. Yes, I stole this method of placement from black cat.