Sincerity – unthinkingly accepted as a positive attribute in a rock band – is a false friend. Biffy Clyro "mean" it, there's no doubt. But what "it" do they mean?

After performing a secret gig at last year's Reading and Leeds festivals rockers Green Day have been confirmed as the final headliners for this year's event.

There's a scene in Grandma's House in which Simon Amstell is informed by Clive, his ghastly father-in-law to be, "I tell you who's a great band: Biffy Clyro. Down-to-earth guys and grrreat tunes." The Kilmarnock trio won't have too much trouble living down that implied insult, their likely audience crossover with smart Jewish sitcoms being minimal.

Sooner or later, every prog-metal band feels the need to record a double-album, and the results invariably expose the paucity of their inspiration.

Extra police are to be deployed to help revellers leave at the end of the Isle of Wight Festival after heavy rains turned the site into a mudbath causing traffic chaos.

Royal Tunbridge Wells may be the traditional voice of Middle England’s morality but the busybodies are in danger of being drowned out after one of its nightspots was named the best small music venue in the UK.

For Matt Hayward from the Southampton rockers, festival season means tequila, Biffy Clyro – and a cup of tea with mum

Slipknot closed Sonisphere festival in the UK with a "f***ing celebration" last night.

Seven countries in 10 days. "Exhausting" sums up following the world's only touring music festival, Sonisphere. So far I've travelled with it from Turkey, up through Eastern Europe, into Croatia and Slovenia, Italy and Switzerland. I've clocked up 5,000km on the car, passed through four countries in one day and slept in a Swiss barn. I am on first name terms with border guards and a reluctant expert on Euro motorway cuisine.

Foo Fighters frontman Dave Grohl was declared a God-like genius at the Shockwave NME awards and dedicated the prize to former Nirvana bandmate Kurt Cobain.

Roger Daltrey plans to give up music to be an artist.

Biffy Clyro are trying to crack America for the second time.

Chart star Lady Gaga's outrageous dress sense has proved to be divisive - after she was shortlisted for both most and least stylish star in this year's NME Awards.

The debut single by The X Factor winner Matt Cardle has fought off fierce competition from various internet campaigns to claim the Christmas No 1 spot.