Phantom of the Paradise
Starring William Finley, Paul Williams, Jessica Harper, Gerrit Graham, George Memmoli, Archie Hahn, Jeffrey Comanor, Peter Elbling, Jennifer Ashley, Janit Baldwin
It's a comedy and music movie, and has a rating of 7.3 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from France.