Grohl missed runway at live show in Gothenburg
Dave Grohl describes potentially setting second season of HBO show in the UK as like 'shooting fish in a barrel'
Male fan had painted picture of Dave Grohl that the frontman signed
Frontman recently unearthed a letter he wrote to label founder Ian Mackaye when he was 14
The band played Old Trafford last Wednesday (May 27) as part of their UK tour
Foo Fighters frontman wrote fan mail to MacKaye when he was 14 years old
The band cover The Police, AC/DC and Queen at Sunderland's Stadium Of Light
Free app WholeWorldBand allows users to play along with stems uploaded by musicians
'I'm officially obsessed, she might want to get a restraining order,' Dave Grohl tells crowd