More about: Metallica
The Rolling Stone's Mick Jagger has become the latest artist to shareh his opinion of Glastonbury's controversial third headliner Metallica, saying: "They're going to be great."
The singer is something of an authority on the subject - The Rolling Stones headlined the festival themselves last year, and their set received a mixed reaction.
Speaking to The Sun newspaper, Jagger said: "I've seen them live and they're going to be great." He added that his band had a "great time" headlining the event.
Watch Metallica perform 'Mr Sandman' at Download festival 2012 below
After much speculation, Metallica were revealed as the festivals third and final headliner earlier this month, joining Kasabian and Arcade Fire.
Speaking of the announcement, drummer Lars Ulrich said: "In Metallica we have a saying called a no-brainer. Headlining Glastonbury is a no-brainer." That's actually a saying everywhere Lars.
Glastonbury festival takes place at Worthy Farm in Somerset from Wednesday 25 to Sunday 29 June, 2014.
Below: what music stars have to say about Metallica at Glastonbury
More about: Metallica