Sterling, Cooper, Draper, Pryce needs a PR division

Spoiler Alert! If you didn’t watch the “Mad Men” season premiere last night — and you plan to — then avert your eyes. The episode, titled “Public Relations,” dealt with — that’s right — public relations. For instance, the main character, Don Draper, bombs an interview with Advertising Age , only to redeem himself with The Wall Street Journal . Meanwhile, the ad firm Sterling, Cooper, Draper, Pryce tries a risky PR move to help sell hams —…