Mo warns that a new health and safety officer has been appointed who will be checking out the shop. She sells them some smoke alarms which immediately go off. They silence them with a hammer. Sooty goes to visit the local fire station. Whilst being shown around, an emergency call comes through from the shop. Sooty travels with the fire engine to discover it is only a false alarm. Matthew is taken outside the shop and is soaked by Sooty operating a fire hose.