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"I hexed the man who came for it. I'd like to see him fly with his knees on back to front, the great hairy hog."
Gertie Keddle[src]

The knee-reversal hex[2] (incantation unknown) was a hex which was invented in or before the 12th century.

Effect[]

The knee-reversal hex caused the victim's knees to reverse position from the front of their legs, where they were supposed to be located, to the back.[1]

Known uses[]

Caster(s) Date Notes
Gertie Keddle 1100s Gertie Keddle used this hex when a man playing an early form of Quidditch came to her garden to retrieve his ball.[1]
Unknown 1754 Torquil McTavish had this spell used on him during a broom race.[3]
August 1877 Angelus Peel had this spell used on him in the Tournament that Nobody Remembers.[4]
Hufflepuff student 1890s The student used this spell on a second-year.[5]
Merula Snyde Before 1987 Merula claimed to have learnt the knee-reversal hex sometime prior to her fourth year at Hogwarts.[citation needed]

Appearances[]

Notes and references[]