Music journalists examine the life and music of Roy Orbison, the rock'n'roll hall of fame legend behind hits Oh, Pretty Woman, Only the Lonely and Crying.

Music journalists examine the life and music of Elvis Costello, who exploded on to the late 70s new wave scene with raw energy and ingenious songwriting.

A look at the life and music of Canadian singer-songwriter Leonard Cohen, who was known for his poetic lyrics and iconic songs, such as Bird on the Wire and Hallelujah.