The dual vocalists on why playing darts is metal, gardening, and their secret ambition to write a Bon Jovi ballad

Bon Jovi Forever (Legendary Edition) ISLAND Jon Bon ...

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Cassidy Paris: the wet leather look. IAN RITTER/PRESS ...

Jacob Collier is on stage with the Britten Sinfonia, in a packed-out concert hall. We’ve already been treated to a freewheeling, virtuosic and wildly joyful programme, ranging from Bob Dylan to scat-s

There’s more than a whiff of swing in the air–and on the airwaves. Will Hosie explores the resurrection of one of music’s most gentlemanly genres