What's wrong with me?

I'm jumpy, I'm high strung.
What's wrong with me?
I scream, I run.
What's wrong with me?
I'm wound up, I'm wired.
What's wrong with me?
I'm bitchy, I'm tired.
What's wrong with me?
I flake, I screw up all the time.
Hell, I can barely rhyme.
What's wrong with me?
I shake, I can't do anything right.
What's wrong with me?
I cry, I'm up all night.
What's wrong with me?
I'm frazzled, I'm snappy.
What's wrong with me?
School's out, I should be happy.
What's wrong with me?