BB3B - Series 1 - Tornado Granny

Children's animation about the adventures of twins Lucy and Louis as they struggle to deal with baby brother BB3B, who they think is an alien controlling their parents' minds. A tornado is heading for Sunnyfield and the twins think they know who can help with BB3B. While Chubba makes a rather convincing alien, Nana decides that tornadoes are the perfect weather for drying washing.