Listen to Fight Song [Originally Performed by Rachel Platten] [Instrumental] online. Fight Song [Originally Performed by Rachel Platten] [Instrumental] is an Unknown language song and is sung by Right Sing Band. Fight Song [Originally Performed by Rachel Platten] [Instrumental], from the album Karaoke 1, was released in the year 2015. The duration of the song is 3:20. Download Unknown songs online from JioSaavn.