Having caught up with South Arcade a couple of weeks ago, they were looking forward to hitting the road and getting out in front of their fervent fan base around the UK. Having broken through on TikTok, the Oxford-based band have worked hard to bring the energy off social media and on to the stage.  Tonight, at Boom in Leeds, the small room is crammed full, with fans standing up on the benches that run down the sides of the room, just to get a glimpse of the band. It’s at fever pitch as Harry, Ollie and Cody take to the stage, pushing past fans and climbing over speakers to…