Uncategorized tulle | Clothes on Film January 18, 2021 / A first-hand close-up look at costumes from Oz the Great and Powerful. Oz is here and as far as fantasy costume is concerned, you are in for some surprises. As worn by Grace Kelly, this floaty, conspicuous dress is an appreciable nod to Dior’s ‘New Look’ of the late 1940s.