Make It Funky!
Starring Allen Toussaint, Anthony Brown, Amadee Castenell, Bryan Cayolle, Chris Severin, Clarence Reginald Toussaint, Donald Harrison, Ed Rousselle, Herman LeBeaux, Aaron Neville
It's a documentary and music movie, and has a rating of 7.2 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Germany.