Chicago in Chicago
Starring Robert Lamm, James Pankow, Lee Loughnane, Jason Scheff, Ray Hermann, Keith Howland, Drew Hester, Tris Imboden, Lou Pardini, Chicago
It's a music and musical movie, and has a rating of 8.1 out of 10 from Imdb which is very high for this kind of movie.
Watch it here
Not found streaming from Germany.