A Peter Kay show has been evacuated mid-performance after authorities identified a potentially “suspicious bag” at the venue. Witnesses said the comedian was taken off stage by security just 45 minutes into his show at the Utilita Arena Birmingham on Friday. West Midland Police said they were searching the site after a 19-year-old man was taken into custody. The force said in a statement: “We are assisting with an evacuation at the Utilita Arena in Birmingham after a potential suspicious bag was found. “A 19-year-old man is in custody and as a precaution the site is currently subject of a search. “We will provide further updates when we can.” Doors opened at 6pm before the show began around 8pm. Footage on social media showed people queueing to leave their seats as part of the evacuation. A video from outside the venue showed police vehicles and flashing lights.…