On March 8, 1994, Seattle rock band Soundgarden released their critically acclaimed fourth full length album, Superunknown, on A&M Records. An immediate No. 1 in the U.S and Austraila, it earned the band two Grammy® Awards, and sold millions of records worldwide. The record yielded such iconic tracks as “Black Hole Sun,” “Spoonman,” and “Fell on Black Days.“ The LP that was often considered Soundgarden’s “masterpiece” helped redefine alternative rock and influenced the course of music history.

This year, the band celebrates the 20th anniversary of this groundbreaking album with a special reissue; a Deluxe Edition 2-CD package heads the offering -featuring the remastered album along with disc two consisting of demos, rehearsals, B-sides and more. The Super Deluxe Edition is a 5-CD package featuring the remastered album, additional demos, rehearsals and B-sides and the fifth disc is the album mixed in Blu-ray ™ Audio 5.1 Surround Sound.