MTV’s new reality series The City debuts Monday, Dec. 29 at 10 p.m., taking viewers along for a ride with The Hills sidekick Whitney Port as she takes on NYC after accepting a ldquo;once-in-a-lifetimerdquo; job working for the Diane Von Furstenberg design house.img src="http://feeds.feedburner.com/~r/MultichannelBreakingNews/~4/489849740" height="1" width="1"/