Paul Tazewell used his own magic to create the incredible costumes in “Wicked.” But making one iconic outfit — worn by Ariana Grande’s Glinda the Good Witch — was not an easy feat for the 60-year-old costume designer.

The Artistry of Costume in Oz,’ a collection of costumes from the new film, will open Jan. 15 at Arlington Museum of Art.

My initial connection to Wicked, strangely, is material-based — my 7th grade ... will sing “For Good” at their graduations and will wear their takes on Bubble Dresses and structured black hats for Halloween. PT: My approach to Elphaba was to connect ...