OK, so the shiny has blue nose, the only shiny I got was roselia, in DP, I know you get it by chaining, but I think a shiny will just come out of nowhere in 3rd gen games.
Then why are my chains breaking all the time?
Anyway, I saw that video and a couple more and I managed to understand a bit more, but it is still kinda complicated, I'm not sure if its worth the effort.
Yay!, I beat the E4
Now I'm going to get the National Dex, so I can hunt after some more poké's and then I'm going to transfer my Fire Red little cute pets