Hochbetrieb
Take a loony with his pet frog and lunchtime atop a skyscraper will never be the same again.
Starring
Watch "Hochbetrieb" on Amazon released in 2004. It's a musical and action & adventure movie, and has a rating of 6.7 out of 10 from Imdb which is usually fine for this kind of movie, and is currently only available for purchase or rent.