Things You Hate Most When Driving

We all get a little extra annoyed when we slide behind the wheel of our car. Maybe it's because we'd rather just be where we are going and not have to deal with the most aggravating thing about driving... which is other drivers. What's the absolute worst when you're just trying run an errand or go home after a long day at work? What makes you wish you had machine guns mounted on the hood? Vote up the things you hate most about driving, and be sure to add anything annoying thing you think is missing.