"You don't watch much porn (http://www.squidge.org/minotaur/classic/Images/both01.jpg), do you? It's definitely possible. But it looks like a bit of a parlor trick to me. I think it's better to have some focus." And it was time to demonstrate that focus, holding the Doctor still with a firm grip on his shaft as he took him into his mouth. He didn't bother stifling a giggle at the Doctor's indignant reaction to the ringtone idea; that would only improve matters.