Josh Homme and Dave Grohl might now be credited as great songwriters, but their education on this front came from braving a baying crowd in bands like Kyuss.

While Dave Grohl knows his way around punk rock, he had enough knowledge to realise when a genre was being born beneath his feet.

Nirvana alum Dave Grohl opened up in an interview in the docuseries 'SNL50' about the moment that became a hilarious mishap ...