Carlos Acosta (L) and Yolanda Correa rehearse the ballet "Carlos Acosta with guest artists from Ballet Nacional de Cuba " at the Sadler's Wells Theatre in London October 23, 2007. The performance runs through October 28, 2007. REUTERS/Luke MacGregor (BRITAIN)

Carlos Acosta (L) watches as Jose Losada and Yolanda Correa (R) rehearse the ballet "Carlos Acosta with guest artists from Ballet Nacional de Cuba " at the Sadler's Wells Theatre in London October 23, 2007. The performance runs through October 28, 2007. REUTERS/Luke MacGregor (BRITAIN)

Carlos Acosta (R) and Yolanda Correa rehearse the ballet "Carlos Acosta with guest artists from Ballet Nacional de Cuba " at the Sadler's Wells Theatre in London October 23, 2007. The performance runs through October 28, 2007. REUTERS/Luke MacGregor (BRITAIN)