Krieg der Knöpfe
Alongside the producer Thomas Langmann, he started working on a new adaptation of "War of the Buttons" (2011) is an adaptation of "La Guerre des boutons" (War of the Buttons), based on the 1912 novel by Louis Pergaud. It is altered by being set during World War II and the German Occupation of France. It was produced and co-written by Thomas Langmann (an Academy Award-winner for "The Artist"), with financial participation by Canal Plus. It was released in France in September 2011 and cost €16 million. The film garnered over 1,5 million admissions. It is being distributed in the United States as "The War of the Buttons."