See which A-list twosomes sparked a romance as cameras rolled
Miley Cyrus and Liam Hemsworth
While filming The Last Song in 2009, Cyrus couldn't help but fall for her costar, who played her on-screen love interest, Will Blakelee. "I think we're both deeper than normal people -- what they think and how they feel," Cyrus has said of her beau of one year.
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