Slipknot have self-confirmed themselves for this year's Download Festival.
As predicted on Virtual Festivals, the masked rockers will play the Donington Park event when it takes place in June.
The band, who announced their appearance on their official website, will also play Rock Am Ring and Rock Im Park in Germany, Austria's Nova Rock, Roskilde in Denmark and Hove Festivalen in Norway.
Other acts rumoured to be performing at the metal and rock festival includes Limp Bizkit, Def Leppard and The Prodigy.
Download Festival 2009 will take place at Donington Park, Castle Donington in Leicestershire from 12-14 June.
Tickets for the festival are on sale now priced at £135 for an early bird camping pass.