blogs.ajc.com — 11:00 am March 16, 2012, by Jenny Turknett This is the slogan that greets you on the Arby's website as does its festive (but temporary) name O'RB's. Today through Sunday, Arby's is offering a buy-one-get-one coupon for its Reuben sandwich made with corned beef, swiss, sauerkraut and Thousand Island dressing on marble rye.