Experts estimate as many as £100 million in vouchers sold are now worthless
The shop first opened its doors in 1979
Music fans left high and dry after retailer refuses to accept gift vouchers
Mount Kimbie, Splashh, Wild Nothing and Egyptian Hip Hop will also appear at the London one-dayer
The 17-week course will teach students how reach the dizzy career heights of Shayne Ward and Steve Brookstein
Pop overtook rock music again in 2012, accounting for 33 per cent of album sales
Rapper taken to hospital after falling ill on flight to New York
It's the 127th single to reach the UK sales milestone
Website will no longer sell directly to customers
New proposal designed to aid smaller music venues in the UK