Listen to I Want You Back (Guardians of the Galaxy) (Originally Performed By the Jackson 5) online. I Want You Back (Guardians of the Galaxy) (Originally Performed By the Jackson 5) is an English language song and is sung by New Tribute Kings. I Want You Back (Guardians of the Galaxy) (Originally Performed By the Jackson 5), from the album Guardians of the Galaxy Mixtape Vol. 2 (Covers), was released in the year 2017. The duration of the song is 2:54. Download English songs online from JioSaavn.