Propensity of today's silly people who copy stunts on TV.

WRC=World Rally Championship.

Do action films crammed with shooting and high-speed car chases encourage viewers to emulate this behaviour in real life?

There have always been silly people. There always will be. Nothing new.

But you might have touched on a point. The advert focuses on the camaro much more than the sugar-free beverage. I wonder if Chevrolet stumped up half the cash for the ad, but didn't want to be officially associated with it in case hand-wringers accused them of being irresponsible...