from louisville, kentucky, please welcome 14-year-old alexandra polur gold. heers and applause] alexandra, nice to meet you. >> thank you, you too.

from louisville, kentucky, please welcome 14-year-old alexandra polur gold. rs and applause] alexandra, nice to meet you. >> thank you, you too. [cheers and applause] >> now, do you actually enjoy tchaikovsky? >> i have not listened to tchaikovsky since i did ballet when i was in