Here's yet another one with a 78ish one as well as other gm trucks including a 6500 medium duty. Only fords got damaged though(?)
Do not watch unless you are temporarily homebound or your day is done and you're just settling in for the night because it's time-consuming. Also, there are a few gory parts to it.
http://www.youtube.com/watch?v=3_gEVILWVUM