Review: 'Mary Poppins Returns,' and she really shouldn't have

"A thing of beauty is a joy forever."

Keats said it first, but it was Mary Poppins, being practically perfect in every way, who found the right occasion for it, shortly after pulling an improbably large houseplant out of her carpetbag. She could have been speaking of the 1964 movie that bore her name. With its spoonfuls of sugar and chim-chim-cher-ee, its dancing cartoon penguins and marvelous Sherman Brothers songs, "Mary Poppins" remains one of the glories of the Disney canon, a wellspring of humor, emotion and audience goodwill that the studio has now seen fit to revisit 54 years later.

Anyone with a heart - or a basic grasp of the commercial logic of the movie industry - can understand