The good guys use a French boys choir to thwart the Germans. The choir cycles through town singing, each carrying a large loaf of bread in the basket on the bicycle. Cleverly hidden inside each loaf is a stick of dynamite (thus, the title). The dynamite is used to blow up the German subs sitting in the harbor.

In order to destroy a German decoding installation in Paris, the Jericho team must tunnel into it from a dress manufacturer's shop across the street, which does not please the owner of the shop.