At the cash register. I swore to the cashier that the customers couldn't see me, but they did. And then I broke into a serial killer's house and killed like three of his buddies. And then my teeth fell out.
You know, throughout history, one of the very most common dreams of humanity is the falling out of teeth. Done it plenty myself, and nearly everybody I've met. Always makes me wonder if it is some innate racial memory from a time where motherfuckers' teeth were falling out all over the place.
This just in, tooth fairy did 9/11. Flouride can melt steel beams.