It's been said that you got to learn to crawl before you walk, but this toddler in China is pretty good at snowboarding and she isn't walking well yet.
According to Anne Wood, the co-creator of the series, inspiration struck at the Smithsonian in Washington thanks to the astronauts looking like toddlers in nappies.
When they see their toddler swiftly turning furious, tetchy and jealous, they know that they are not witnessing an inexplicable character transformation in their formerly pleasant charges.
Welcome to the Knight Bus, emergency transport for the stranded witch or wizard who wouldn't love to stagger into the streets, three sheets to the wind.