The Dillinger Escape Plan head up four more guitar bands added to diverse Belgium festival, Dour.
Boss Hog, Liverpool lads The Rascals and punk poet Rolo Tomassi will join the eclectic line up over four days.
These new additions join Animal Collective, The Gaslight Anthem, The Horrors, Killing Joke and Sepultura, amongst many more, to keep up the rock/pop/metal side of things in a wide ranging line-up spread over six stages.
Other names already confirmed for the festival include Aphex Twin And Hecker, Santigold, Buju Banton, Israel Vibration, Roots Manuva and Andy C, amongst many more acts spanning every genre.
Tickets for the festival are on sale now priced at 110 EUR for a four-day pass with camping or 85 EUR without.
Click here to buy Dour Festival tickets.
Dour Festival 2009 will take place at La Machine A Feu, Dour in Belgium from 16-19 July.