Basically, you take a medium paced game, and you crank it up with fire (and incidentally, these instructions work well for almost anything).
YouTube features several videos of young teens endangering their tennis rackets, but I liked this one the best because they were actually both decent nighttime flaming tennis players.
Implications - Shoppers in the modern-age are only attracted to the most shocking products. Unconventional elements in everyday items are appealing to consumers looking to make the most cutting-edge purchases. Companies could focus on this desire for a surprise aspect in order to attract a wider audience.