Miss Cackle's birthday is a day of legendary boredom! Enid, determined not to sit through the boredom, drags a reluctant Mildred into a store cupboard. Ethel notices & locks the door on them! Inside the locked cupboard Mildred is in despair - this is the last straw, she's bound to be expelled! With the help of a badly damaged broom, they may be able to escape!

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