The US band, formed by actor Jared Leto and his brother Shannon, also won best single for Hurricane.

My Chemical Romance, who were nominated for five awards, only won one - best video for Na Na Na.

Def Leppard, who headline the Download Festival tonight, won the Kerrang! Inspiration Award, while fellow Sheffield act Bring Me The Horizon won best album for There Is A Hell, Believe Me I've Seen It. There Is A Heaven, Let's Keep It A Secret, ...