蜜芽传媒

It鈥檚 the fourth and last qualifying round in the world's greatest opera singing competition. Singers from Portugal, South Korea, Russia, Mexico and for the first time, Guatemala, compete for a place in the final.

As well as tonight鈥檚 winner we find out the identity of the judges 'wildcard' selection who will complete Saturday鈥檚 line-up and there are details on how you can vote in this year's Audience Prize.

Josie D鈥橝rby and Petroc Trelawny present from St David鈥檚 Hall, Cardiff, with expert analysis from top Canadian baritone Gerald Finley.

The 蜜芽传媒 National Orchestra of Wales is conducted by Ewa Strusinska.