I firmly believe Moffat and Gatiss begin writing each episode drinking the tears of the fandom, and then have a jar by their sides at all times during filming. How does all that equal Wibbly Wobbly Timey Wimey.
My fiance's phone has the lightsaber sound assigned for my incoming texts. But his female bff (and groomsgirl) gets the TARDIS sound. Trying to not be jealous.) -- lightsaber sound for him, tardis sound for her - how have I not thought of this?