MTV News reports Ozzy is taking a leave of absence from Ozzfest to be with his wife during here chemotherapy treatments. Taking over the top spot is current co-headliners System Of A Down. You may miss Ozzy, but you can still see a bunch of kick ass bands including Rob Zombie, Drowning Pool, OTEP, Ill Nino, Chevelle, Andrew WK, Flaw and Down, Panteras Phil Anselmo and Rex Brown doing their sideband thing with COCs Pepper Keenan. MTV also reports Sharon has arranged for a special treat from the vendors during Ozzys leave.