A Mad Idea or A Crazy Idea is a 1932 German comedy film directed by Kurt Gerron and starring Willy Fritsch, Dorothea Wieck and Rosy Barsony. It was made by UFA, Germany's biggest studio. It was shot at the Babelsberg Studios in Berlin. The film's art direction was by Julius von Borsody. Location shooting took place around St. Moritz in Switzerland. It is based on the 1887 play A Mad Idea by Carl Laufs.