Gossip Girl reboot star Jason Gotay is officially a married man, after tying the knot with his longtime boyfriend Michael Hartung on Monday.The 32-year-old actor tied the knot with Hartung in a ceremony in upstate New York, which he teased in an Instagram post on October 1.'I marry this man in 10 days. I think I’m the happiest I’ve ever been,' Gotay said in the post.