Skagboys is a 2012 novel by Scottish writer Irvine Welsh, it is a prequel to his 2002 sequel, which novel published in 2002 by Scottish writer Irvine Welsh, and is the sequel to "Trainspotting"?
Skagboys:  It is a prequel to his 1993 novel "Trainspotting", and its 2002 sequel "Porno". Porno (novel): Porno is a novel published in 2002 by Scottish writer Irvine Welsh, and is the sequel to "Trainspotting".
Porno