|Limp Bizkit's Fred and Wes|
Goth heroes The Sisters Of Mercy have also been confirmed for the Knebworth bash along with Anthrax, The Virginmarys, Carnifex, Voodoo Six, Dropkick Murphys, Silverstein, Devin Townsend Project - and cockney knees up legends Chas & Dave.
The duo, who supported Led Zep at Knebworth waaaay back, said: "We went down quite well in '79. Not surprised we got a return booking."
The Prodigy, Iron Maiden and Metallica will headline the festival, which runs from July 4th to 6th.
For more information - including the full line-up so far and ticketing details - visit sonisphere.co.uk