The Eighth And Final Adventure In The Hilarious Worst Witch Series. I Am A Hopeless Case - Everything I Do Always Does Go Wrong In The End. Summer Term Has Started At Miss Cackle's Academy, And Somehow Disaster-prone Mildred Hubble Has Made It To Year Four Without Being Expelled.even Though Everyone Knows Her As The Worst Witch, She's Secretly Set Her Sights On Winning The School's Highest Honour - That Of Head Girl Of Miss Cackle's Academy.can She Stay Out Of Trouble And Prove To Everyone That Even The Worst Witch Can Turn Her Fortunes Around?not If Her Arch-enemy Ethel Hallow Has Anything To Do With It.'the Worst Witch Is Back - And It's As Subtly Feminist As Ever' - New Statesmanread The Rest Of Mildred's (mis)adventures: The Worst Witch, A Bad Spell For The Worst Witch, The Worst Witch All At Sea, The Worst Witch Saves The Day, The Worst Witch To The Rescue And The Worst Witch And The Wishing Star.