The quintessential disrespect to your friends, as you can defile both their moms in one exhilarating act. By stacking the mothers you can mimic the sheer excitement of an outdoor quad ride by performing ATV (ass to vagina) with 4 holes at your disposal to choose from and pick between.
Just like an actual ATV you can share with a friend to ride in tandem as well if your feeling generous
Did your moms enjoy that Yamamaha ATV last night?