As Irvine Welsh delves into the history of his most famous characters to release Skagboys, the prequel to his global bestseller Trainspotting, we've decided to look back too - by offering you a chance to win every book the Scot has ever written.
That's 8 novels and 4 collections of short stories from the most uncompromising, savage and funny British writer alive today, supplied by the good people at Waterstones, including:
The Acid House (1994)
Marabou Stork Nightmares (1995)
Ecstasy: Three Tales of Chemical Romance (1996)
The Bedroom Secrets of the Master Chefs (2006)
If You Liked School You'll Love Work (2007)
Reheated Cabbage (2009)
To be in with a chance of winning, all you need to do is head over to the Huffington Post UK Culture Facebook page, like us, click on the 'WIN STUFF!' tab on the top and follow the simple instructions.
You have until Friday 4 May to enter - good luck!