Sigur Ros, Wolf Parade, Dandy Warhols, Sparks, More

On this edition of All Songs Considered we get a preview of new music from the elvish band from Iceland, Sigur Ros; We look back at the strange and comical music of Sparks, plus new music from Portland's Dandy Warhols, Wolf Parade, the gorgeous rock of Eric Chenaux, and the show more...