Play of the Day -- 'Buffett Rule’ or buffet rule? Plus: Obama makes surprise appearance at Emmy Awards

President Obama's newly proposed "Buffett rule" was fodder for late-night jokes on Monday. "Obama has proposed a new tax increase," Conan O'Brien said. "At first Newt Gingrich was for it because he thought it was the buffet rule." Don't miss today's Must See Moment at 1:59 when Obama show up at the Emmy Awards: