Editor’s Note: Examining clothes through the ages, Dress Codes ... and your closet. Red velvet suit, white fur trim, tall black boots, cozy (if not indulgent) pom-pom hat. Santa Claus’ uniform ...

Red velvet suit ... s off-duty outfits in “The Santa Clause” as he slowly transforms into the legendary gift-giver, to The Plastics’ spaghetti-strap-dress versions in “Mean Girls ...