Vinyl copies of his debut have been selling for £80
Song is from former Jam frontman's solo album 'Saturns Pattern'
New documentary 'The Jam: About The Young Idea' will air on Sky Arts on September 5
Solo artist performed before The Who's closing set
Singer also claims to have written 'three perfect songs' during his career
Footage of the performance will be available on Amazon Prime Instant Video shortly
The former Jam frontman releases his 12th solo record on May 18
Lianne La Havas, Father John Misty and SOAK also performed on the BBC Two show
Singer praises Blur’s 'The Magic Whip' and Pharrell’s 'Happy', discusses alcoholism, in new interview
The Olympic medallist says he took advice from the Modfather