James Corden at the Met Gala in 2022Gavin & Stacey star James Corden has teased that the upcoming finale will pack an emotional punch, as well as bringing the laughs.James and his co-writer Ruth Jones recently revealed they’d penned one last episode the award-winning sitcom, which is due to air on Christmas Day on BBC One.Filming on the special wrapped earlier this month, with James raising eyebrows when he appeared to suggest the episode would include a funeral.At the Global Gift Gala on Monday night, Hello! reported that James told attende