Who's your arch nemesis in MK8? Mine is Toad. He's usually the one who's right in front of me or riding my ass. Twiggy's is Wario.
We got a pretty decent Luigi death stare... and when we watched it in slo-mo, we also backtracked to watch it again, and found a super creepy noise to go with the stare:
http://instagram.com/p/o5EygBlhVW/
(sorry for shitty vid)
Also, be my Wii U Friend! *Heatherling* naturally.