Gavin and Stacey return from their honeymoon and move in with his parents in the Season 2 opener. Meanwhile, Gwen, Bryn and Nessa travel to England to greet the newlyweds.

Gavin, Mick and Bryn try to console Smithy, who's still reeling from Nessa's revelation. Meanwhile, Stacey's not feeling at home in England.

Gavin, Stacey and Smithy go to Wales for Nessa's ultrasound.

Stacey's tired of living at Pamela and Mick's, so she and Gavin go apartment hunting with an overenthusiastic real-estate agent (Marc Wootton). Also: Nessa comes to England for a night of bowling.

Gavin and Stacey argue over where they will live; Bryn throws a surprise party for Gwen; Nessa brings an old flame to the party.

Gavin and Stacey are still in their respective hometowns after their fight at Gwen's surprise party; Smithy organizes a guys' night thinking it will cheer Gavin up; Nessa poses as a living statue for some extra cash.

Stacey returns to Essex to sort out the situation with Gavin, but things are not looking good. Meanwhile in Barry, an unexpected event throws everyone into a panic.

The Welsh contingent are invited to celebrate Christmas with the Shipmans. Meanwhile, Mick is preoccupied with his new love; and Smithy looks forward to his first Christmas with baby Neil.