Listen to Six Little Ducks That I Once Knew online. Six Little Ducks That I Once Knew is an English language song and is sung by Hooplakidz. Six Little Ducks That I Once Knew, from the album Favorite Nursery Rhymes, Pt. 1, was released in the year 2022. The duration of the song is 1:47. Download English songs online from JioSaavn.