On Christmas Day, Mick asks what time the Eastenders special is on. Larry Lamb, who plays Mick, also played Archie Mitchell in BBC's Eastenders.
Often, as this episode is longer than usual, and a Christmas themed episode, its skipped during normal re-runs of series 2, and held over until the Christmas-New Year fortnight, for re-runs of Christmas Specials.
This is the first episode of Gavin & Stacey to be longer than 30 minutes.