That's a wrap on day 2 of 'Locked in at Christmas'published at 21:56 Greenwich Mean Time
BBC Radio Somerset's Charlie Taylor is heading off to bed ahead of his 04:55 alarm call.
He'll be back on the Breakfast Show from 06:00 when he'll be attempting to work out the mystery sound and free himself from Santa's lodge.
He can ask the first question of the day after 09:00.