The Camera in the Potato

Once Rene has been rescued from prison (disguised as stenographer Irma Von Kinkenrotten) and Mimi has stolen the colonel's film (while he is being distracted by Yvette with some wet celery) and Michelle of the Resistance has delivered the secret camera (disguised as a potato), all that remains for Rene to do is to find Gruber's bedroom and photograph the safe containing the plans for the German invasion of England!