James Corden has officially announced the start of filming for the final episode of 'Gavin & Stacey,' set to air on Christmas Day 2024. He shared a behind-the-scenes photo on Instagram featuring his character Smithy's work van, generating excitement among fans who have eagerly awaited new content since the 2019 Christmas special. The creators, Corden and Ruth Jones, confirmed that the script is complete, though Corden admitted they had to make several rewrites to ensure it fits within production constraints. The finale will pick up from the cliffhanger of the previous special, where Nessa proposed to Smithy, and is expected to feature returning cast members including Matthew Horne and Joanna Page. As filming progresses, fans are speculating on how the beloved characters' stories will conclude after years of anticipation.