Going Back to the Roots [Doctor Who; English]

Title: Going Back to the Roots
Rating: G
Genre: Humour / kind of fluff?
Characters: Eleventh Doctor, Simm!Master
Words: 890
Summary: When you're saving the world, there's no time for small talk. But you can always make room for some good old-fashioned bickering.
Notes: Written for [livejournal.com profile] springkink with the prompt Doctor/Master: Beloved enemies - "Wonder what I'd be without you."