Season 3 opens with that living with Rosie Gulliver Alfie is horrified when he comes to school and finds his father Martin is the new deputy head. With school finances low Martin intends to sack one of the teachers - and Alfie can guess which one he has in mind. Miss Gulliver brings the teaching staff out on strike but it seems a rather ineffectual move so Alfie prepares to do the decent thing and resign.