'Well, this is a surprise,' the 'Gavin & Stacey' star shared on Instagram, announcing she is pregnant for the fourth time.
The actor said there are no plans for more episodes but that the Christmas special cliffhanger could be resolved.
The actor said he wasn't aware of any plans for another episode following on from the 2019 Christmas special.
Following the announcement that BBC Three will be given the reboot in 2022, let's take a trip down memory lane at some of their best shows.
The actors knew it was meant to be the first time they met.
Joanna Page and Mathew Horne are to co-host a Christmas Day show on Radio Wales - featuring a special message from James Corden.
The show's co-creator admitted she and James Corden had not been working on new episodes of the show.
Gavin & Stacey star Joanna Page is charging fans £87 for a personalised message on celebrity video website Cameo
Ruth Jones has revealed she will write with James Corden again, but said it 'may not be Gavin & Stacey'.
'Gavin and Stacey' actor Mathew Horne has said rumours of a new Christmas special this year are 'ridiculous' as he addressed the future of the much-loved comedy.
Lisa Riley has shared a throwback photo of herself alongside 'Fat Friends' co-star James Corden from the early 00s.
The actor - who plays Uncle Bryn on the show - was surprised when co-creators Ruth Jones and James Corden came to him with the Xmas special.
The star says the Christmas special would never have made it to air without the best scene he and Ruth Jones have ever written.
The sitcom star said he 'used my public platform and passion for politics in an incorrect way'.
The 'Adore You' singer has been urged to keep quiet by the co-writer of the beloved comedy series.
The actress took her niece on a reconnaissance mission to Barry in south Wales to see if they would be able to film in 'Stacey's house' again.