Karina Smirnoff dancing with the stars dress boots earrings

dancing with the stars Maksim Chmerkovskiy car driving roosevelt hotel

...they're clearly over each other! But you can't live separate lives in this town, especially when you're both on the same TV show.

Karina AND Maksim both partied at the Roosevelt in Hollywood last night, but not together. She was getting cozy with a mystery man while Maksim, looking all partied out, drove home alone.

Sidebar, Maksim recently told Life & Style that, as opposed to what Karina says, he is not friends with his ex whatsoever. "It's done. It's over with," he claims.

Dunzo!