... I crack my toes. I also crack my neck, back, ankles, jaw (which now hurts--I think something's wrong with my TMJ), and wrists. I can't crack my knuckles though...
I can also wiggle my ears and bend only the top segment of five of my fingers (if you don't understand what I mean, then forget it).
My odd habits consist of always fidgeting, approaching serious subjects in a roundabout manner, hoping the other person will say something regarding the specific subject before I have to, procrastinating (oh, wait, that's not too weird), saying that I'm tired and staying up all night (and contradicting myself in other ways), as well as using parenthesis a lot on forums and laughing automatically when I hear others laughing, even if I'm offended (not that I'm offended often).
Quote from angelsthesis
I tend to write the way I actually speak. So I have to constantly correct myself in essays, exams, etc.
I also do this. Well, rather, I write how I think. Actually, I don't know how to not write in the way that I think. I go back and edit, but...