The 20th anniversary of Nirvana's landmark album 'Nevermind' is upon us. The Super Deluxe edition of the re-release is due September 27th, to promote the album a website has been launched and their 1991 Halloween performance at the Paramount Theatre will be broadcast on television.

How do you sell an album that has already sold 30 million copies? You pack it full of B-sides, demos, and live tracks. That's exactly the strategy that Geffen records will employ for the re-launch of 'Nevermind'. To find out exactly which rare audio gems will be included, head to the newly launched website for 'Nevermind'.

The 20th anniversary box set includes all the previously mentioned features as well as the rare 16mm footage of Nirvana's Halloween gig at Seattle's Paramount Theatre in 1991 on DVD. The setlist includes several 'Nevermind' tracks as well as older favorites like 'Sliver' and 'Aneurysm'.

According to Rolling Stone, VH1 will simulcast the never-before-seen concert film titled 'Nirvana: Live at the Paramount' on Friday, September 23rd. The hour-long concert will be simulcast on VH1, VH1 Classic, and Palladia at 11p ET.

'Nevermind' will be released in a variety of different editions (including the 4-disc Super Deluxe edition) on September 27th.