Ian from Dublin would like to be as tall as one of the heroes from the old Irish stories. So he gets a pair of stilts from Jett. But they don't work as Ian imagined. So Uncle Albert has to help out with his suitcase of memories. He finds a telephoto transformer in it that can make things bigger and smaller. However, due to a small accident, it is not Ian who is enlarged, but his little brother Anton, who is still a baby. To make matters worse, the telephoto transformer breaks. While Uncle Albert repairs it, the others must ensure that the giant baby doesn't cause any harm in its clumsiness...