Ron Artest's bid to change he's name to "Metta World Peace" has come to a halt Artest's outstanding traffic warrants as the reason for the delay. Additional information was not immediately available. He wants to change he's name for personal reasons.
Artest's bid to change name delayed by tickets | NBA.com
I'd just find it weird when commentators start calling he's name in games, "and World Peace scores"...
He just wants to spread the word of peace i guess.