Former Co-Star Couples Who Should Totally Get Back Together

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1. Leighton Meester and Sebastian Stan from Gossip Girl

The CW

While starring as Blair on Gossip Girl, Leighton Meester dated Sebastian Stan who played a recurring character named Carter. They dated for two years. How perfect would a real-life Gossip Girl wedding be? It would be incredible! But alas, Leighton Meester is now married to Adam Brody and Sebastian Stan rebounded with a few of his other co-stars. I'm sensing a pattern with him….