Britney Spears and Justin Timberlake
No celebrity couple red-carpet roundup would be complete without the iconic matching all-denim outfits Britney Spears and Justin Timberlake wore to the 2001 American Music Awards. The looks, which consisted of a patchwork denim hat, a handbag, suit, dress, and other tiny details, is definitely up there in the red carpet hall of fame.