[who the hell—

stares at his radio for a moment before he remembers the gangly guy with the bowtie and reapplies a name (sort of) and face to the voice.]

Yeah, uh. Doctor, wasn't it? I didn't catch any more than that, sorry. I'm fine, I just wanted to warn Clara that there are apparently gaping holes in the floor that sometimes eat birds, so. Both of you be careful where you step?