Singer discusses the giant throne he performed from at his band's comeback show in Washington DC
The band played a 20th anniversary concert on Saturday (July 4)
The band had to pull out of Glastonbury Festival over the weekend due to Dave Grohl's broken leg
Dave Grohl and co were forced to pull out of this year's event after the singer broke his leg
Drummer Taylor Hawkins also reveals he's a neighbour of the rapper in NME interview
The band released their eighth record 'Sonic Highways' in November 2014
Dave Grohl and co were forced to scrap their town after the frontman broke his leg
The band have been replaced by Florence + The Machine after Dave Grohl broke his leg
A refund of the ticket price and booking fee will be made next week
Grohl recently broke his leg after falling offstage at a gig in Gothenburg