In his book, There I Go Again, Steven Moseley tells about Anna Pavlova, who was a Russian ballet superstar of the early 1900s. Ms. Pavlova had been celebrated as the greatest ballerina of all time. Her most memorable performance, however, took place after her death.

Anna was to play the role she made famous, the Dying Swan, at the Apollo Theatre in London. Tragically, she succumbed to pneumonia and died two days before the event.

Still, on the appointed night, a crowd of her fans packed the Apollo Theatre. The orchestra began playing, the curtain rose, a spotlight flashed through the dark, and the entire audience rose to it…