What song did Ysgol Glanaethwy sing in the 2nd live show of Last Choir Standing?

Question

I'm specifically looking for the name of thier first piece, the classical piece that they sang

Answer 1

Here's a list of all the songs Ysgol Glanaethwy have sung:

From A Distance; Bette Middler - Callbacks

Adiemus; Karl Jenkins - Heat 1

Beatles Medley - Heat 1

Lean On Me; Bill Withers - Heat 1

Bohemian Rhapsody; Queen - Knockout 1

O Fortuna (Carmen Burana); Carl Orff - Knockout 2

I Want You Back; The Jackson 5 - Knockout 2

Hope this helped.