It's New Year's Eve. Larry's parents are at the vicarage dance leaving Larry in charge of the house. Big mistake, because Larry's a party animal and tonight he's going to go wild - with a little help from his friends!

Times are hard for habitual guest of Her Majesty Norman Stanley Fletcher. The new prison officer, Beale, makes MacKay look soft and what's more, an escape plan is hatching from the cell of prison godfather Grouty and Fletcher wants no part of it.