Gavin and Stacey's Christmas special became the most-watched show on Christmas Day with 12.5 million viewers. The final-ever episode returned last night, with viewers sharing their delight on social media after waiting five years for another episode. In 2019, fans were left hanging when they weren't told whether Smithy (played by James Corden ) accepted Nessa's (played by Ruth Jones ) proposal. It's no surprise that millions tuned in to watch the highly-anticipated conclusion. Other big hitters