"Whoops, my finger slipped...this is why everyone talks about the importance of good trigger discipline! Unfortunately we haven't made much headway on figuring out how to undo the process, so you might be a hairy little missing link for...well, let's not make any definitive time estimate.
Coincidentally, I've been needing a test subject. You could help me make the best of a bad situation here...can you describe how you feel? What's it like, feeling the hair growth, having more prehensile feet? Hopefully you remain capable of speech while I take notes."