Levi Buckley on Instagram: "In Rocky (1976) Frank Stallone pops up with his band Valentine singing “Take You Back” on the street — a song he wrote and performed for the movie’s soundtrack. Frank went on to appear in Rocky II, Rocky III, and Rocky Balboa in small roles alongside Sylvester Stallone, and his music shows up repeatedly on Sly’s soundtracks, including “Take You Back” (Rocky), “Na Na Ninni/Two Kinds of Love” (Rocky II), “Pushin’” and a version of “Take You Back” (Rocky III), as well as