Listen to It's Amazing (Instrumental Session) [Originally Performed by Jem] online. It's Amazing (Instrumental Session) [Originally Performed by Jem] is an English language song and is sung by Pop Stars United. It's Amazing (Instrumental Session) [Originally Performed by Jem], from the album Pure Hits - Vocal & Instrumental Sessions, was released in the year 2008. The duration of the song is 3:56. Download English songs online from JioSaavn.