First there's been one that didn't have to mean anything.

‏@arwelwjones Friday Feature ! What's in the Box? t.co/eJcP3HgZ
3:35 PM - 25 Jan 13

But now there been this:

‏@arwelwjones Guess who's back? Back in town. Clue- it's not Slim Shady! pic.twitter.com/G8A9n7Yh
7:12 PM - 5 Feb 13

And if you don't believe me: