April Fools Day thread

There's one for /r/TIL, where everyone's post gets an additional line affixed to the end of it, one at random from a list of lines about the Illuminati and other random things like that. It's pretty amusing. It took me a while to realize that people didn't actually type that stuff.

Example:

 Spoiler

The last line or two in all of those posts isn't part of their message.

A couple of subreddits are using this cool data identifier that basically randomizes various aspects of CSS. (/r/leagueoflegends is using it today too) I wanted to figure out how to use it to change everyones usernames to "Orchid" or "Hayato" etc for today but I couldn't get it working. I settled for XxNarutoXSinzxX.