It's an ideal paradox that 2 years before Calvin Klein introduced the concept of designer underwear to the world, he scandalized America with a denim commercial that promoted going commando. "You wanna understand what comes between me and my Calvins?" asked a 15-year-old Brooke Shields, in a girlish whisper. "Nothing." However then, the legacy of Calvin Klein underclothing has everything to do with irreverence, controversy, and motivated marketing.