Nativity 2: Danger in the Manger

　　Mr Peterson (David Tennant) is an anxious supply teacher who takes a job at an underachieving primary school, St Bernadette's. He struggles to care for both his uninspired pupils, and his heavily pregnant wife (Joanna Page). He lives in the shadow of his overachieving 'golden boy' identical twin brother (also played by David Tennant), who is a teacher at a posh private school, 　　Mr Peterson (David Tennant) is an anxious supply teacher who takes a job at an underachieving primary school, St Bernadette's. He struggles to care for both his uninspired pupils, and his heavily pregnant wife (Joanna Page). He lives in the shadow of his overachieving 'golden boy' identical twin brother (also played by David Tennant), who is a teacher at a posh private school, St. Cuthbert's College.[5] The brothers' rivalry intensifies when they both enter their classes into the national 'Sing a Song for Christmas' competition. Mr Shakespear