Ooh, /very/ cool! :D

The madness is almost contagious…a beautifully executed ending there.

And the obligatory persnickety concrit says she shot him, rather than “shoot”.

Oh, now I liked this - as you say it doesn't tie in with the cannon but a lot of great fics often don't anyway. It's interesting seeing Davros unnerved by a simple human due to her connection to the Doctor's other great foe, and I enjoyed the image of the drumming getting into Davros' head too. A interesting creation from the Pairing Generator - I've got at least one juicy story in mind which I got from that thing too.