The sound led him through the corridors to a jammed door. Forcing it open, the Doctor was surprised to find a room full of street signs, lamp posts, parking meters and knee-deep in snow, with Jack and Rose huddling together for warmth.
But then, if they hadn't managed to get their tongues stuck to a steel pole, they wouldn't have been at the mercy of an environmental quirk.
Shaking his head as he wielded his sonic screwdriver, the Doctor wondered if chirping was the equivalent of TARDIS laughter.
dw100 — challenge #96: frozen