Only in the universe that surrounds Wayne Rooney could this summer be called a drought. Until he converted a first half penalty here, the most naturally gifted footballer Old Trafford has seen since Bobby Charlton had not scored in more than 18 and a half hours of competitive football. The counting will cease and since Rooney's goals have always come in waves, there should be a frisson of anxiety among the Bulgarian back-four when he appears in an England shirt on Friday night.