In the heat of the moment, one usually yells at the side of the retreating car that is closest, as it's usually the only option which is physically possible. Your presence probably didn't even register, if you were indeed visible.
On what might be a related note, I have reason to believe that people in cars with tinted windows might occasionally forget that they can't be seen from outside of the vehicle.
Tell your lady to learn to not drive like shit. Thats much more important than your gripe. Seriously though, Stop talking shit on the Internet. You missed your chance to be a badass. Suck it up and get over it. Sounds like all involved parties need to do some growing the fuck up though.
If I'm reading this correctly, you're having sex with your own mother, who also drives you around town. She isn't all that smart, and taught you that "who-ha" is a word. Also, you read the Mercury. So far, no surprises.
Usually, it is I the targeted pedestrian, to get yelled obscenities at by the chickenshit idiot riding shotgun who is safely assured that the driver is not about to stop for me to follow up.
On what might be a related note, I have reason to believe that people in cars with tinted windows might occasionally forget that they can't be seen from outside of the vehicle.
That mentally challenged woman sounds so lucky to have you as the guy that's "fuckin" her. I sure hope she realizes how good she has it.