Pretty much this [http://www.newgrounds.com/portal/view/464823].
Failing that, when something unpleasant happens to someone I don't like, or when something pleasant happens to someone I do like.
That and a billion other little things, but that's pretty much the gist.
Failing that, when something unpleasant happens to someone I don't like, or when something pleasant happens to someone I do like.
That and a billion other little things, but that's pretty much the gist.