Ten Acre field is covered in flowers of all colours and sizes which can mean only one thing—it’s Worzel’s “bestest birthday”. This however comes as no surprise to John and Sue who, over the previous weeks, have had to endure Worzel’s many hints. So they plan a surprise birthday party. In addition the pair have also scraped all their savings together to buy him another surprise, a gigantic birthday cake but will it survive the attentions of Aunt Sally?