The party reaches a bridge and springs the plan into action:  Holger uses his trunk to blow a smoke screen, grabs the crown, and passes it to the concealed children. He pretends that the crown rolled off the bridge.
The party arrives at a bridge and initiates the plan: Holger uses his trunk to create a smoke screen, grabs the crown, and hands it to the hidden children. He feigns that the crown fell off the bridge.