James Corden gave a major Gavin & Stacey update as he appeared on Capital Breakfast radio on Wednesday morning.
The iconic BBC comedy is set to return on Christmas Day for its last ever episode, with fans hoping to see the outcome of the dramatic proposal cliffhanger.
And Smithy actor James, 45, has now told host Jordan North that the final script will definitely be ready this Friday.
Jordan asked him in an interview: ‘Is it all written, is it all locked in? Is there still stuff to write?’
James them replied: ‘It’s written right but now we’re doing rewrites. So we have to, we have to remove some time, we have to change some bits around.

James Corden gave a major Gavin & Stacey update as he appeared on Capital Breakfast radio on Wednesday morning
‘So we’ve been doing that, it’s quite tough because Ruth Jones’s (Nessa) in Sister Act over in the West End at the minute, and I’m doing The Constituent at the Old Vic.
‘ So we’ve been doing quite a bit of writing in dressing rooms and things like that. And then both looking at each other being quite tired from the plays but we’ll be back at it tomorrow.
‘Back at it Friday. I hope by Friday…it will be done and finished this Friday.
Jordan then said: ‘This Friday? Is that the deadline?’
James then quipped: ‘Well it’s the deadline we’ve set ourselves, because we start shooting pretty soon now. It’s not far away now.’