Masked metallers Slipknot have been confirmed as headliners alongside Mew and Disturbed for Finland's Ruisrock.
Swedish favourites In Flames and The Sounds have been added to bill alongside Neurosis, Gogol Bordello, !!! and Mindless Self Indulgence from the other side of the Atlantic.
The Living End, Pilgrimz and The Wildhearts also join Ladytron, Volbeat and Calexico who were previously confirmed for the rock fest.
Finally, a number of Finnish acts, including Tehosekoitin and Eppu Normali, have been announced to mix it up international stars.
The festival will take place from 3 – 5 July on Ruissalo Island, just off shore from the town of Turku, Southern Finland.
Tickets for the Ruisrock Turku 2009 go on sale tomorrow (18 February). Stay posted for announcements and ticket links.