Meryl Streep starred in The Devil Wears Prada as the cold and formidable Miranda Priestly, then two years later she played the spontaneous, free-spirited Donna Sheridan in Mamma Mia!, and though the characters could not be more different, Miranda and Donna are connected through one costume detail. Miranda is the editor-in-chief of a major fashion magazine, leading the cast of The Devil Wears Prada with an iron fist and gorgeous pumps. Donna wears her signature baggy overalls while operating the charming but run-down hotel in Greece featured in Mamma Mia!