And then there was Sarah Burton's creative interpretation of Le Smoking for McQueen.

WSJ: Power Party Suits

Instead, they recall how Saint Laurent was the master of color and cut, the creator of Le Smoking and other steeped-in-chic pieces.

FORBES: Saint Laurent's Hedi Slimane - The Fashion World's Latest Bad Boy

And his aunt, Loulou de la Falaise, started out designing fabrics for Halston before becoming Yves Saint Laurent's muse and the inspiration for his famous "Le Smoking" Jacket.

WSJ: Artisanal Olive Oil