The Belarusian TV and Radio Company is hosting the rehearsal of the final show of the national selection for the "Eurovision-2017". Each participant has half an hour to bring to perfection his\her performance with assistance of BTRC experts. 13 candidates will compete for the right to go to Kiev. The national final will take place tomorrow. It will be broadcast live at 10 p.m. by "Belarus 1" and "Belarus 24" TV channels. The winner will be determined both by TV viewers and professional jury voting by 50x50 formula.