The best celeb dress-alike couples of all time

The couple that dresses together stays together? Well, not always, as some of these (famously) failed celebrity couples can attest. From Justin and Britney to Kim and Kanye, we dug back through our favorite celebrities' outfits and haircuts (and who knows what else!) to find whose looks went hand-in-hand. Did your favorite matchy-matchy celebrity couples make the list?