Levy was right. Rider formally introduced his Celine—and himself—with preppy confidence. And a lot of leggings.

2000: The Dior Homme Years Hedi Slimane replaced Lavoix, changing the name of the line from Christian Dior Monsieur to Dior Homme.

All eyes are on Celine after Michael Rider's debut, meaning it's the perfect time for a brief history lesson on the storied ...