Dorothy's Introduction for "Quack, Quack" is a scene from The Wiggles' Big Birthday!.
Introduction[]
Dorothy: Hello, everyone! I'm Dorothy the Dinosaur. Captain Feathersword is a good friend of mine, be he's feeling a little bit quackers! (She giggles.) So let's all sing and dance to "Quack, Quack, Quack". Cock-a-doodle-doo!