Mr. Krupp makes the kids do arts and crafts so he can sell for the worth of the LeisureMyLand. However, an anomaly in their creations sends them into the Dream Dimension, a place where dreams are reality.
Mr. Krupp's campers take on rich rivals in a hoity-toity boat race that also features a revenge-obsessed giant salamander -- paging Captain Underpants.
George and Harold want Cash Networth to buy the camp and fire Mr. Krupp, but before he'll agree to pony up the dough, Cash has a small request of his own.