Have you ever found yourself freaking out after realizing that co-stars like Miley Cyrus and Lucas Till dated in real life? Yeah, us too! There are so many celebs who fell for each other while working on a project and managed to have a totally under the radar relationship.

Click through to see 10 movie co-stars you probably had no idea dated IRL, then let us know in the comments below which couples shock you most.

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