Neat video. They shoot a 9mm through a 50 cal at a 55 gallon water-filled plastic drum. Nothing you would not expect, but cool to watch.
http://www.theoutdoorstrader.com/showthread.php?48582-Ballistic-effects-9mm
http://www.theoutdoorstrader.com/showthread.php?48582-Ballistic-effects-9mm