A would-be filmmaker and actress shake up the industry with a trick dog who gets discovered by a studio bus driver in the 1920s.

Parisian nightclub owner Simone Pistache is known for her performances of the can-can, which attracts the ire of the self-righteous Judge Philipe Forrestier. He hatches a plot to photograph her in the act but ends up falling for her — much to the chagrin of her boyfriend, lawyer François Durnais.