Pencil skirts were a fixture in Andy Sachs's work closet pre- and post- Devil Wears Prada makeover montage. She debuted her best midis while abroad with Miranda Priestly, a move that stayed with Anne Hathaway until The Devil Wears Prada 2 press tour arrived in London. On April 23, Hathaway's inner Andy came out at the BBC Radio studios, where she flaunted stylist Erin Walsh 's Stella McCartney pull. Walsh sourced Look 20 from the British designer's latest fashion show: a dark, heather-gray riff on the pencil skirt trend , featuring polo-esque buttons and a skintight, knee-grazing hemline. Because she's promoting The Devil Wears Prada 2 , the skirt wasn't your average office staple. Chocolate-brown fur trim—the Fall 2026 line's leading motif—added a contrasting peplum above the pencil slip's waistband. Anne Hathaway made the Devil Wears Prada 2 rounds in London wearing the pencil skirt trend.…