These will be a few helpful tips for Sonic Free Riders.
Xbox 360 Award Tip: When you beat Metal Sonic for the last time in the story mode, watch the entire credits. At the end of them all, you’ll get a “Sonic Free Riders” Avatar T-Shirt just for watching the whole thing!
In-Game Unlockable: Score “AAA” on all missions, and Super Sonic will become a playable character.
Robert's Interstellar Soapbox 