Leaving the store and coming

Leaving the store and coming home, a wave of anger started to wash over me. By time I had gotten out of my car and was walking towards the apartments, I could just feel the heat trail off of me, like a cloak billowing in the wind.
I have no idea who, what, or why I got pissed off. The feeling is gone now, but I still feel a little tense and shaken up.
I have absolutely lost all control of my emotions.
Current mood: uncomfortable
Current music: