Lordi 's third album '' The Arockalypse '' was released on May 1 , 2006 . On 20 May 2006 , Lordi made history by winning the Eurovision Song Contest held in Athens with the song " Hard Rock Hallelujah " , becoming the first Finnish group to win the contest and consequently the first Hard Rock / Heavy Metal band to win ; Finland would then send Power Metal band Teräsbetoni in 2008 . The song scored 292 points , which was an all-time points record for then . Lordi was also a semi-final number one and even got 292 points , which was historic , as they were the first competitors to win both the semi-finals and the finals . Pasi Rantanen from the band Thunderstone performed backing vocals for the performance , wearing a Gene Simmons Kiss mask
Eurovision Song Contest
Eurovision Song Contest 2006
Lordi