Looking good mate,i hate to say it but the Newcastle one looks really good.
There is nothing stopping you changing it yourself,simply swap the images.To be honest, I think you could change the Aston Villa one because the crest you have is the old one. Maybe you could do something like this?
http://images1.fanpop.com/images/photos/2000000/villawallpaper-aston-villa-fc-2054997-1024-768.jpg