The growling can be heard getting louder, and louder, and then 37215 bursts into the open from the depths of the tunnel. A regular of numerous Gloucestershire Warwickshire Diesel Galas, 37215 was again in action on 26 July 2013, and is seen here emerging from Greet Tunnel with the 2C76 16:40 Toddington to Cheltenham Racecourse service.