Coldplay and Dua Lipa are among a star-studded list of musicians calling on the government to prevent fans being “fleeced” by “parasitical” online ticket touts. Radiohead, New Order, Mark Knopfler, Iron Maiden and PJ Harvey and this year’s Mercury Prize winner Sam Fender are also backing a campaign to cap the resale price of tickets. They have joined forces with consumer groups and the industry to call on PM Sir Keir Starmer to honour a pledge to protect fans. Other signatories include the