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

Josie D’Arby and Petroc Trelawny present from St David’s Hall, Cardiff, with expert analysis from top Canadian baritone Gerald Finley.

The BBC National Orchestra of Wales is conducted by Ewa Strusinska. Show less