Then one sunny day, a guest came to view Miss Lina's ten dancers pli and tendu . Miss Lina announced, "This is Mister Bris . He'll watch you take class," she explained, "and he may invite you to dance with the City Ballet." Miss Lina's ten ballerinas--Christina, Edwina, Sabrina, Justina, Katrina, Bettina, Marina, Regina, Nina, and Tony Farina--are thrilled by the chance to be in the City Ballet's production of Sleeping Beauty . But when nervous Regina is given the undesirable part of the rat while all the other girls gets to dance the waltz, she starts turning green with envy. If only someone would get sick, she wishes, then she would get to dance the waltz, as well