Listen to Once in Royal David's City (feat. Cora Lea Ireland & Rex Ireland) online. Once in Royal David's City (feat. Cora Lea Ireland & Rex Ireland) is an English language song and is sung by Grace Hussey. Once in Royal David's City (feat. Cora Lea Ireland & Rex Ireland), from the album Hear the Angel Voices, was released in the year 2014. The duration of the song is 3:08. Download English songs online from JioSaavn.