He's been receiving medical care after developing a ketamine problem, which he revealed to fans last year. He's since returned to work with the band and they've just released fifth album That's The Spirit.

Sykes tells Metal Hammer: "It's funny that I've got to take a drug to stop doing other drugs. I have cut down on my medications - I'm trying harder. If I'm off it for just a day it's like the old me times a million, like I'm just stupid. But as soon as that hits I'm just working and have no time for fun.