What is your best practical joke that only you, now reddit, knows about. Warning Wall of Text! Sometimes jokes are best when only you know about them. [Andy Kaufman](http://en.wikipedia.org/wiki/Tony_Clifton) was king of these. My jokee was an unsuspecting neighbor. I had Dish Network service and one of the remote controls was an RF remote meaning that you didn't have to be line of sight in order for it to work. My very new neighbor recently got Dish Network installed, I saw them putting up the …