The lives of the train crew that work on the Swansea to London train route.
Destination: Millennium Stadium. Reserve your ticket and prepare for an unforgettable journey as the train crew of Ar y Tracs reunite in this brand new one-off comedy drama on a very busy rugby international weekend.
Essex and Wales collide when Gavin and Stacey fall in love - bringing their friends, family and baggage with them.
