31. She discovers Cindy's music box and decides to lure her back by holding a masked ball . 32. Grady then invites Jack to the masked ball . 33. For several decades, El Carnaval remained an elitist event that ended with an elegant masked ball . 34. The masked balls , said to be especially enjoyed by the vicereine, were new to Bogot?society. 35. The Opera was also noted for its masked balls , which attracted a large and enthusiastic public. 36. Single again, Charlie enjoys her life and is invited to a masked ball at Castle K�nigsbrunn. 37. The Carnaval de Paris also included a parade before the masked ball at the Paris Opera House. 38. The big production number is a visit to a masked ball at the court of Marie Antoinette. 39. On 8 July 1808, Bologna was hired to entertain guests at a masked ball at Burlington House. 40. Is it decor or a masked ball ?