The Plank (1967 film)

The Plank is a 1967 British slapstick comedy short film made by Associated London Films. It follows the misadventures of two builders who require a floorboard. It was written and directed by Eric Sykes, and produced by Jon Penington. The story was based on an episode of Eric Sykes BBC comedy series Sykes and a... from 1964, called Sykes and A Plank.

After one of the characters uses the last floorboard for heating, the two hapless carpenters have to buy a replacement. They return to the house with the plank on top of a Morris Eight Series E, but the journey is fraught with unexpected difficulties.The film is a series of plank jokes elaborating on the man with a plank slapstick routine seen in vaudeville and silent films, and adding new ones. For instance, at one point the plank is tied to the top of the car and projects backward into the open back of a large van. A man played by Roy Castle enters the back of the van and sits down. The van drives away, leaving him suspended in midair sitting on the end of the plank. ........

Source: Wikipedia