It's one of the most iconic British TV shows of all time. And 15 years since the first episode of Gavin and Stacey aired, you'll still hear the famous phrase "what's occurring?".
The series, which is the brainchild of James Corden and Ruth Jones, was released on the BBC and has gone on to be one of the most beloved sitcoms in history.
It's now been three years since the Welsh and Essex gang reunited for a Christmas special which saw more than 17 million people tune in.
