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Long hours, remote locations, make-out scenes -- we can totally see how co-stars can turn into couples. In honor of The Notebook co-stars Ryan Gosling and Rachel McAdams getting back together, we've decided to countdown the 10 best on-set romances that are still going strong. Is your fave pairing on our list? Keep clickin' to find outů

Photo: Kambouris/WireImage
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