Quote Originally Posted by jahrain View Post
Sorry but the "advantage" of XBL and why you pay for it is so you have a "Single" identity. If you want to have a single identity, why allow your name to be changed?
Because they can make money doing so.

Here's how to change it with a 360: http://www.xbox.com/en-US/support/sy...ile/change.htm

I'm not sure of how to do it online, or if it even is possible.