'Two all-beef patties' Big Mac slogan seeks new tune on MySpace
                                
                                
                                    (Newser) -
                                    In 1974, with an unpopular war raging and inflation on the rise, McDonald's launched a jingle—"Two all beef patties, special sauce..."—to promote its signature product, the Big Mac. Decades later, in similar circumstances, the fast food giant is reintroducing the mantra-like list of ingredients via...