Brian Kay is an English radio presenter, conductor and singer. He is well known as the bass in the King's Singers during the group's formative years from 1968 until 1982, and as such is to be heard on many of their 1970s LP recordings. He was also the voice of Papageno in the film Amadeus and the lowest frog in the Paul McCartney song We All Stand Together (The Frog's Chorus).