It Didn't Go the Way I Thought It Would

Molly's The Doctor's sister. He, in his 9th regeneration, is visiting her at the lab when Sherlock swoops in and demands Molly's help, insulting her multiple times along. As The Doctor listens to him, his temper is unleashed. Sherlock is in for something else this time. Can Molly keep her brother from killing Sherlock long enough to tell him the good news? *occness warning*