game has been altered to make it easier. The rain,   Haitians on motorcycles, and barrels wont show up when you do it the first   time. The second time around, the barrels will appear. If you beat your best   time, rain will appear on your next attempt. If you beat your best time   again, the Haitians on motorcycles will appear an your next attempt. Also,   they fixed a glitch which caused the stats for that mission to not show up   until you played "Test Drive" (the mini