Tronji - Water Works

In Tronjiworld, the Tronji-Smops cannot wash their cars at the Waterworks, while in Peopleworld, the door of a jeepney in the Philippines is stuck closed; no-one can get in! How will the children get the Tronji-Smops' cars out of the mud, and will the jeepney passengers continue their journey? And will the Tronji-Longylickies ever cross the Grand Tronji Canyon?