Size: A5 Includes Envelope Captain Mainwaring is on the cover of this Dad's Army Christmas card ready to celebrate with your Dad's Army fan this Christmas. This Dad's Army Christmas card features Captain Mainwaring telling your recipient that they are a "Stupid Boy!" Any fan is sure to love this humorous card. "Merry Christmas" is also printed at the top of the card, your Dad's Army fan's name will be printed below. There is also plenty of space on the inside for your own personal message too.