We get to see how the CGI made the scene seem as if Mary and the children, who were suspended from wires, were really underwater. During this adventure, the children learn that a little "stuff and nonsense" is fun for everyone.
This clip will not be available anywhere else until March 12, when the movie releases digitally.
Mary Poppins Returns will be available on Blu-ray and DVD on March 19, 2019. Enjoy the clip!