The Gavin and Stacey Christmas finale has everybody talking - but even the show's biggest fans might have missed some of the best moments. The heartwarming BBC sitcom came to an end last night with more than 12 million Brits tuning in to watch Smithy, Nessa and Uncle Bryn on their screens. Writers James Corden and Ruth Jones , who also starred in the series, tied up all the loose ends of the show with some shocking romances and unexpected splits. If you watched carefully enough, you might have