 A NORTH Wales male voice choir pulled off a showbiz coup by persuading international singing sensation Hayley Westenra to join them on stage. The teenage Kiwi soprano performs with Maelgwn Male Voice Choir in Llandudno on June 25. Hayley shot to stardom when just 16 singing alongside Bryn Terfel and Jose Carreras at the 2003 Faenol Festival. The star, who turned 19 on Monday, took the music world by storm with her second album Odyssey. She has been nominated for a medal in next month's Classical Brit awards. Last night members of the choir - which won first prize at last year's National Eisteddfod - said the starlet was probably persuaded to join the choir on stage because of Wales' impressive male voice choir tradition. Choir member Rhodri Hampson-Jones, of Trelogan, said: "It was the simplest thing. I went on Hayley's website and it had her management's e-mail address. | 
