An animatronic dragon performs during the launch of How To Train Your Dragon Arena Spectacular at a Dreamworks and Global Creatures media call on August 8, 2011 in Melbourne, Australia. (Photo by Quinn Rooney/Getty Images)

A performer poses with “The Gronkle” and “Deadly Nadder” at the How to Train Your Dragon Media Call at Fox Studios on November 29, 2011 in Sydney, Australia. The “How to Train Your Dragon Arena Spectacular” world premiere will take place in Australia in March 2012. (Photo by Brendon Thorne/Getty Images)

Workmen use a crane to winch a large stone head, created by British sculptor Emily Young, into Berkeley Square on February 2, 2012 in London, England. (Photo by Oli Scarff/Getty Images)

Disney is reissuing The Little Mermaid on Blu-ray and there are some amazing extras that might be new to even cult Disney fans. Some of the best stuff, however, is a behind-the-scenes look at exactly how The Little Mermaid was created — here are the actual people whose movements and expressions came to create Prince Eric and Ariel in animated form.