Sylvester Stallone is...Staying Alive?

Did you know that 'Sly', who once said of his film: "Rambo isn't violent. I see Rambo as a philanthropist." Directed and co-wrote that early 1980s dancing hit to Saturday Night Fever... 'Staying Alive'.

'Tis true. See movie info at imdb.com

* John Travolta's physical training for the role was supervised by Stallone.