What would 당신 do if 당신 saw this staring at 당신 in the middle of the night? (You can joke around but also be a bit honest)
I'd be all like:
Yo wassup Jane. Oh wait you're the grudge, sorry 당신 remind me of my friend Jane the Killer which reminds me: JANE, JEFF, SLENDY, BEN, SALLY THE GRUDGE IS IN MY ROOM. WHAT DO I DO!!!