Spacey , as his `` House of Cards '' character , Majority Whip Frank Underwood , wheeled and dealed with both press and politicians . NEW : President riffs on news networks , Jay-Z , Jay-Z . NEW : Obama shifts to somber note in talking about tragedies in Boston , D.C. . NEW : Kevin Spacey comes up with dream D.C. movie cast . NEW : Conan O'Brien speaks as Congress character .
NEW : President riffs on news networks , Jay-Z , Jay-Z . NEW : Obama shifts to somber note in talking about tragedies in Boston , D.C. . NEW : Kevin Spacey comes up with dream D.C. movie cast . NEW : Conan O'Brien speaks as Congress character .