Listen to Earth and Air and Rain, Op. 15: No. 6. Rollicum-Rorum online. Earth and Air and Rain, Op. 15: No. 6. Rollicum-Rorum is an English language song and is sung by Roderick Williams. Earth and Air and Rain, Op. 15: No. 6. Rollicum-Rorum, from the album A Finzi Anthology, was released in the year 2016. The duration of the song is 1:41. Download English songs online from JioSaavn.