It’s been going around since September, it even has a viki page. Fandom is pretty much praying that this rumour is true. If this one isn’t true, I demand they make it anyways (lol). I need my Korean manb00b fix. Nao. Otherwise referred to as: “He who smiles like Chi, the cat” (Note that one down).
Much of it originates from allkpop as the first english (?) source for an originally japanese article. Rite. This can get confusing. And it pops up all over the place.
Some versions include Jaejoong, others replace it by Nichkhun, whomever that is.