The Doctor tapped the screen, then thumped it, removed it from its bracket and gave it a good shake, but it didn’t make any difference; the data readout still came up exactly the same.
“The TARDIS sensor array must be malfunctioning,” he muttered. “I’ll have to take a look, see if there’s a problem with the circuits.” He pulled up a grating and disappeared beneath the floor, emerging ten minutes later with something disgusting held at arm’s length. “Found the problem.”
“Ugh, what on earth is that?” Rose pulled a face.
“I think it used to be a cheese sandwich.”