Often regarded as "Rocky's brother" and long living in Sylvester Stallone's giant shadow, Frank Stallone has spent more than 50 years carving out a career as a multi-faceted entertainer. "STALLONE: Frank, That Is" takes us behind the scenes, from Frank's days growing up in Northeast Philadelphia and singing on street corners; from getting his first break writing and performing an original song in "Rocky". Navigating around his brother's skyrocketing success, Frank charted his own path, becoming a world-renowned singer, songwriter, musician and actor, garnering nominations for both Grammy and Golden Globe awards. Featuring never-before-seen interviews with Sylvester Stallone, Arnold Schwarzenegger and many more, "STALLONE: Frank, That Is' is a fun look at the little-known story of the true underdog behind Philly's favorite underdog.