Ben and Holly and their friends learn all about spying when both Nanny Plum and the Wise Old Elf compete to build a boat for King Thistle that would not be laughed at by snooty King and Queen Marigold at the boating carnival. Queen Thistle (voiced by Sara Crowe) is the Queen consort of the Little Kingdom and the wife of King Thistle. She is also Princess Holly, Daisy, and Poppy's mother. Her personality is much like Holly's, kind-hearted, loving and sweet though she too can become quite upset or serious if something has gone wrong. She is possibly the only person who can handle looking after Daisy and Poppy, though at times even she can be overwhelmed by the trouble they cause with their magic. She is Queen Marigold's younger sister. Holly accidentally smashes the Queen's new teapot, and Ben tries to help her repair it, but it doesn't work.

Snooty King and Queen Marigold invite themselves round for dinner at King and Queen Thistle's Castle to sample Nanny Plum's cooking. Nanny; the best cook in the world, tries hard to cook special modern food. Ben, Holly, and their friends go on a snail trek with Miss Jolly. The trek goes well until the snails head straight toward the Elf Farm and Mr Elf's cabbages.Queen Thistle wants to take a day off, so Ben, Holly, Nanny, and the King have to look after the naughty twins, Daisy and Poppy, for the day. But even all the elves in the Little Kingdom can't help them keep the twins out of trouble. A young witch is planning on moving into Mrs. Witch's house. Mrs. Witch has to come out of retirement to keep her place in the Little Kingdom. Everyone is visiting snooty King and Queen Marigold's Castle. King and Queen Marigold give them a which features a room made of ice sculptures and an upside-down room. Ben and Holly are having fun playing together in the meadow. Holly gets frustrated when Ben uses his elf skills to win all the games. Then Ben gets frustrated when Holly uses her magic skills to win all the games.

Mrs Witch is a witch who lives in a small cottage in the Little Kingdom. Although there was a time Holly wanted to know if she was evil, she turned out to be a nice witch who only gets angry or does something bad (like when she turned Nanny Plum into stone) when she is insulted, especially the fact that she is touchy about her private cat, Moggy.When Captain Squid leaves his treasure map in the Little Kingdom, Redbeard the Elf Pirate leads Ben, Holly, and Nanny Plum on a treasure hunt. The map says the treasure is deep underwater and guarded by a mermaid and a golden sea monster! The Elf Factory is deep down in the roots of The Great Elf Tree. It is almost Christmas time and the elves are busy making toys. When there is a problem with the toys a little bit of magic saves the day. Springtime in the Little Kingdom brings out tulips, daffodils, hedgehogs, and two very hungry gnomes. Nanny Plum and the Wise Old Elf come up with a plan to stop the gnomes from eating everything in sight. Nanny's magic license is out of date and, to get a new magic license, she must pass a test, set by the Wise Old Elf. Ben and Holly meet some of the friendly aliens [from Picnic on the Moon], and a small green one called Zyros, who are on holiday when their flying saucer crashed into Earth.