As promised, some photos of the fun at the Supercross:
"Before"
Start of Opening Ceremonies
Now that's a fireball
Lasers and firepuffs
Colored Flames
More lasers, more flames
Greeen
'nuther axplosion
Kaylee and Grandpa
And for your viewing pleasure, a moving picture, starting 10 seconds before the final race. Here you can see the insane fireballs and what-not.