11.   From Houston Ballet, principal dancer Carlos Acosta will dance Misgir, Tiekka Schofield will dance Coupava, and Dorio Perez will dance Father Frost.

12.   Houk, a former principal dancer with the Pacific Northwest Ballet, works with the dancers, but not every minute.

13.   However seamless the move from book to dance was, she substituted principal dancers for principal actor-singers.

14.   Instead, Malakhov went into the Moscow Classical Ballet as a principal dancer, bypassing the traditional entry point of the corps de ballet.

15.   Jose Manuel Carreno, a principal dancer with American Ballet Theater, danced to rave reviews in the spring and will tour with the company early next year.

16.   Miss Martinson and Ustinov are now principal dancers and teachers with the Boston company.

17.   Ms. Fugate is a former principal dancer with City Ballet and Bahiri has performed with Maurice Bejart, the Boston Ballet and Ballet West.

18.   Mme. Youbetyabootskaya is really Bart De Block, until recently a principal dancer with the Deutsche Oper Ballet in Berlin.

19.   Ms. Moon is one of eight principal dancers and one of three company members who belong to the Unification Church.

20.   One of the hottest tickets of the season is an exclusive, Pillow-produced performance by prima ballerina Nina Ananiashvili and principal dancers of the Bolshoi Ballet.