Flaws in this pudding
1. two words: sonic tampon
2. waiting for someone to discover Doctor is bigger on the inside than she is on the outside.
3. angry Daleks switch to chanting 'menstruate, menstruate!'
4. Cybermen claim "once you've had Cyber you'll never go back!"
5. The Master will insist "Let's have a drink and let me show you why they call me the Master".
6. pink Police Box with begonias very conspicuous
7. Doctor's secret weapon: "you may as well give up now, I have PMS!"