Sigur Rós will join the ranks of Bands That Have Appeared On The Simpsons for the show’s two-part season finale starting 5/19. The group has composed music that will soundtrack part of the show, and it has been rumored that they will also be drawn in. The episode will take place in their native Iceland, which is also homeland to Homer’s longtime friend and co-worker Carl Carlson. Check out our 10 favorite rock moments from the show here.