Dua Lipa and Callum Turner made their first red carpet appearance together as a married couple at the One Night Only premiere in New York City on Monday night. The singer, 30, and the actor, 36, couldn't resist a cheeky kiss as they posed for snaps while Dua supported her husband in his latest film role. The pair married in Sicily earlier this summer and then honeymooned around Europe, before heading back to the US for Callum to promote the romance movie, which he stars in alongside Monica Barbaro. Dua looked stunning and showed off her incredible physique in a plunging black gown with a halterneck design and tassel detailing. She…