How You Can Tell if the Person Behind You is Listening to the Same Radio Station [VIDEO]

Sometimes when you driving down the road, you might peek at the person next to you jamming out to something. You flip through the radio stations to see if they're listening to what you're listening to. Sometimes they are, sometimes they aren't. This truck was following behind this car that was filming. It didn't take them very long to see that they were both listening to the same song on the same station. You can easily see why.