That was certainly all he could hear at the moment, the da-da-da-dum playing over and over in cacophonous counterpoint.
He stared at the Doctor and no, there weren't tears in his eyes - he was just blinking out a bit of dust thank you very much, or maybe it was just that he was sick and tired of having to fight for every clear thought inside his own bloody head - and whispered hoarsely, hardly able to believe he was actually saying it, admitting it, "I'm going to ask him to get rid of them."