Charles Barkley has Taylor Swift’s back! On the Wednesday, January 31, episode of he and Gayle King’s show, King Charles, the NBA star, 60, stuck up for the pop star after NFL fans have been bashing her appearances at the Chiefs games. “If you’re screaming at T-Swift saying she ruined [football], you’re just a loser. You’re just a loser or a jack—,” he stated. “You can be A or B. One of the two.” Sports commentator Bob Costas — who was a guest on the episode — agreed with Barkley, noting how the “Dress” songwriter has brought a whole new audience to football since going public with her relat…