Whoops… I knew there was something I was meant to do, I completely forgot about the other Sonic Chronicles wallpapers!  The second was Tails which you can find on The Sonic Stadium via the following link: http://www.sonicstadium.org/media-n-stuff/get-yer-exclusive-sonic-chronicles-wallpaper-here

Wallpaper #3 features a certain young rabbit of your acquaintance - Cream. Click the wallpaper to go to the full size version.