The Land Before Time VI: The Secret of Saurus Rock

On the distant edge of the Great Valley stands mysterious Saurus Rock, and twin baby Threehorns, Dinah and Dana, have run away to find it. It's up to Littlefoot, Cera, Spike, Ducky and Petrie to bring them back!
Legends claim that Saurus Rock keeps bad luck out of the Great Valley. Is it really true? Could the mysterious Longneck named Doe be the famous Lone Dinosaur, who can defeat a Sharptooth with his lasso-like tail? To find out, Littlefoot and company must cross the Great Valley and face a dangerous Sharptooth themselves! (texto oficial de la distribuidora)