An anxious teacher starts a new job at an under-achieving school and quickly finds himself struggling to cope with a wild classroom assistant, a group of under-performing kids and his own very pregnant wife. He soon becomes embroiled in a madcap plan to enter a national Song for Christmas competition and finds himself embarking on a disastrous road trip in search of the competition venue - the Christmas Castle. Lost in the wilderness with a class of small children, a baby and a donkey, he has to stand up, face his fears and try to lead them not only to safety, but victory. Show less