It has become pretty much status quo with "Mass" here in Atl that the "Quad Squad" join us for at least part of the ride. They are a riot, and act very respectful towards us as a group but in general are out causing mayhem messing with traffic and officers whom can't catch them.
At around 2:15 in this video are some of that same group, up to what they do:
https://www.youtube.com/watch?v=8jUX1aPtM5M