Sir Bryn sings at theatre named in his honour
But ‘vocal fatigue’ forced Bryn to postpone that concert until Saturday night.
Accompanied by pianist Glian Llwyd he sang three songs which he had selected himself.
In the second half, accompanied by his partner, former Royal harpist Hannah Stone, he sang two Benjamin Britten songs, The Sally Gardens and The Foggy Dew.
He and Ms Stone closed the concert with a cycle of Welsh Folk Songs specially arranged for baritone and harp by Osian Ellis.
Dr Ellis was in the audience and was greeted warmly on stage by Sir Bryn at the conclusion of the concert.
The concert, which was billed as the closing concert of the Wales International Harp Festival which was held at Caernarfon earlier this month, closed with the audience singing a belated ed Happy py Birthday y to Dr Ellis. .
The concert also so featured former pupils of Canolfan Gerdd erdd William Mathias and winners of the Urdd Gobaith Cymru Bryn Terfel Scholarship.
They included harpist Glain Dafydd, Elfair Grug and her sister Rhian Dyer, tenor Huw Ynyr and soprano Gwen Elin and trumpeter Gwyn Owen.
Harp festival director Elinor Bennett and Canolfan Gerdd William Mathias’ flute tutor Rhiannon Matthias also took part.
Bryn Terfel on song on Saturday night. He was orginally due to perform at Pontio in 2014