"Mm," she murmured, her fingers tracing curves over his shoulders. "S'funny.." she started, having a bit of difficulty pulling her thoughts together. There was something there, really. She could feel the outline of his lightswitch quite clearly, and it was distracting her. For the TARDIS' part, the room had dimmed considerably to 'mood-lighting' levels.
Then the TARDIS door opened, flooding the place with bright sunlight. Jenny bounced in, carrying a towel and dressed in a bikini. "Hello, Dad!" she called cheerfully. "Why's it so dark in here?" she asked, tilting her head.