LONDON, ENGLAND - JULY 30: J.K. Rowling shoes detail attends the press preview of "Harry Potter & The Cursed Child" at Palace Theatre on July 30, 2016 in London, England. (Photo by Luca Teuchmann/WireImage)
LONDON, ENGLAND - JULY 30: J.K. Rowling shoes detail attends the press preview of "Harry Potter & The Cursed Child" at Palace Theatre on July 30, 2016 in London, England. (Photo by Luca Teuchmann/WireImage)