Ry topped his last whooper of a fireball which was in 2007. This was the most awesome one yet. There was 7.5 gallons of gasoline, 12 pounds of Boomerite, 16 road flares, many feet of PVC pipe and one bullet involved. Click on the pictures below to get higher resolution versions.
Ry speculated the PVC pipe would survive to be used again next year.
Update: Ry has comments and this video:
Update2: Nice picture and automated .GIF here (along with a general Boomershoot 2011 report from some of my staff that put in the most hours). And more video: