Dinosaur Big City Part I - Buddy and the Pteranodon family begin their journey on the Dinosaur Train, gathering all their Theropod friends together to travel to a really big Theropod Club Convention which is being held in Laramidia, the "Dinosaur Big City"!Dinosaur Big City Part II - The Pteranodon family continues their journey to the Theropod Convention in Laramidia, the Dinosaur Big City! Among the Theropod dinosaurs that ride the Train with them is King Cryolophosaurus, who sings his songs "Big Ol' Whistle-Stop Rock-n-Roll Dinosaur Tour" and "Whole Lotta Theropods"!