"I do too have it, whatever it is," the Doctor retorted with a note of indignity. How dare Rose stand there and suggest he was not one hundred percent prepared for intergalactic space travel!

"No, you don't," she insisted stubbornly.

"Rose, the TARDIS's closets are also bigger on the inside than the outside; there is everything you could possibly need in here."

"You don't have it."

Fed up with the woman who was starting to sound like a broken record, he stared her down defiantly. "Try me."

Rose grinned smugly as she answered. "Tampons."

Cue the long, awkward silence.

"Ah."