Join Cackle's Academy for this double length finale - The girls frantically try to reignite the Founding Stone, and Ethel and Mildred are surprised by their family history. Halloween celebrations mask the magical mayhem as the castle starts to freeze. Ethel decides to make a sacrifice
Also shown as individual episodes 12 & 13 from Series 2
Mildred Hubble may not be from a witching family and the Worst Witch at Cackle's Academy but with the help of her friends, Maud and Enid she saves the school from Miss Cackle's wicked sister Agatha.
Mildred is back at Cackles and now feeling like she truly belongs after discovering she's from a real witching family. The only problem is, this new confident Mildred seems to think the rules no longer apply to her - and that includes giving mum, Julie, magical powers, though it's strictly forbidden. So when a wild new pupil explodes into the Academy and Mildred is made responsible for her, the question is... will Mildred rise to the challenge, or is Cackles headed for chaos?