The Doctor stood behind the console trying not to gawk. Donna sat, enjoying her lollipop with long, languid strokes of her tongue. The level of enjoyment she was displaying as she sucked the lollipop into her mouth was... well, wildly inappropriate if you asked him. He swallowed hard, absently fiddling with the controls.
"Mmmmmm," Donna voiced her satisfaction, licking her lips with a smack.
The Doctor scowled. This was ridiculous. He was over 900 years old...a Time Lord! Yet here he was like a hormonal adolescent human boy, forced to hide himself behind the TARDIS console so she wouldn't see...