Here's a quick summary of everything and some hints.
There are 36 players registered and confirmed for the tournament. The first round will consist of 4 matches, with 9 players in each match. Those that come in 1st through 4th will move on to the second round. Then there'd be two matches, with again places 1st through 4th moving on to the final round. The final game will be the 8 finalists duking it out for 1st place. Whoever achieves 1st place in the final game is the winner.
More complete description of the rules
My Tourny HQ
We've created a page to help you find your next matches, view your stats, and look at your previous matches. You must use this page to find when your matches are: My Tourny HQ
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Link Summary
My Tourny HQ
Tournament Rules
Xbox America Chat
Tournament Discussion Forum