Magic Mickey and the Golden Dragon

How on earth did the twins Michael and Freya become trapped on an old-fashioned pirate ship?
Michael and Freya wake up to find themselves trapped aboard "The Golden Dragon", an old pirate ship controlled by the wicked Captain Nastypants.
Mummy and Daddy are nowhere to be seen.
The terrified children wonder "how did we get here"?
More importantly, HOW DO THEY ESCAPE?