The Rugrats family vacation takes an exotic detour when their boat capsizes and they become shipwrecked on a deserted tropical island. With the jungle as their new backyard, the babies race wildly from one dangerous adventure to the next...soon to discover that someone else is on the island. It's The Wild Thornberrys...on an island adventure of their own! When these two families get together, the excitement really starts! Nigel things he's three, the babies get trapped in a perilous jam and must be rescued and Spike Speaks! Do the Rugrats ever get off the island? Will the babies be saved? Will Nigel ever grow up?