Die-hard fans of “heritage” indie band Cud are notorious for their stage invasions during raucous encores. Their exuberant, funky tunes have always inspired the crowds to get on their feet and frequently that has meant the audience clambering up to join the band for a singalong. However, bass player Will Potter reckons there could be a spanner in the works due to creaky hips and knees. “Now our fans are a little bit older, they struggle to climb up to the highest stages!” he says. And this may come as a bit of a relief to the band. “They may not pay attention to where they’re going or collide …