Listen to I'm Back / End Logo (From “Back To The Future Pt. II” Original Score) online. I'm Back / End Logo (From “Back To The Future Pt. II” Original Score) is an English language song and is sung by Alan Silvestri. I'm Back / End Logo (From “Back To The Future Pt. II” Original Score), from the album Back To The Future Part II (Original Motion Picture Soundtrack / Expanded Edition), was released in the year 2015. The duration of the song is 0:59. Download English songs online from JioSaavn.