Something that makes me laugh randomly: The mental image of Yale Guy doing his head-spinny thingie with his sister against the wall in a doctors waiting room.Receptionist: Are those your kids?Yale Guy's Dad: No.
Something else that sometimes makes me laugh randomly: Mr. Potato head...and his bucket of farts...underwear for everyone! I dunno. Me used to sing that at random intervals, and I thought it was a riot (I was ten, okay?) I just remembered that a week ago or so and it became funny all over again. It really makes no sense at all.
Something that used to make me laugh randomly: The mental image of me running into the wall after tripping on the floor. After getting over my initial embarassment I realized how ridiculous I must have looked and wished I could have seen it happen.