Mick Jagger vows if you start him up he'll never stop as he reveals three-quarters of the Rolling Stones' next album is already written, writes EMILY PRESCOTT

Rolling Stones fans may have had to wait 18 years for the band’s latest album of new music – but the next one will be along a lot quicker. Frontman Mick Jagger has revealed the band have already written three-quarters of the songs for a follow-up to Hackney Diamonds That album, which featured Elton John, Lady Gaga, Paul McCartney and Stevie Wonder, was a hit with critics when it was released in October Who's in Russel Brand's camp? But with sexual assault allegations hanging over him, Brand, 48, may find it difficult to attract celebrities to the wellness festival in July, which is billed as being about ‘personal awakening and social change’. Last year, the festival – described as ‘three days of camping, spirituality and wellness’ – also featured Charlotte Church and comic Omid Djalili.