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In anticipation of Valentine's Day, we've compiled the coolest famous couples around—and what makes them just so rad. There's Lena and Jack, who rule at winning awards and their way into our hearts; Miley and Liam, who continue to be the most committed couple to have ever met on the set of a Nicholas Sparks' movie which is saying a lot! These twosomes are the kinds of boyfriend-girlfriend duos you'd be totally thrilled to third-wheel with.