In one possible ending, the boy drives home alone in triumphant. Another ending shows him palling around with friends. The third shows the boy going home and finding a prom picture of his parents in which his dad has a similar black eye.
The first ending, called "Worth it," won.
Audi, which declined to say how many people voted, said "Worth It," was by far the most popular, getting more than half of the total views and the most "thumbs up" out of all three versions
"This year, Audi wanted to elevate fan interaction by allowing them to take part in the creative process and have a voice in how our spot should end," said Loren Angelo, Audi's general manager of brand marketing. "
The strategy seems to be working. On YouTube, the Audi ad is the third-most viewed Super Bowl ad so far, with 2.5 million views, behind a Toyota ad staring Kaley Cuoco of CBS' "The Big Bang Theory" and a teaser for Mercedes-Benz featuring supermodel Kate Upton, according to YouTube.com
Coca-Cola "Coke Chase" campaign: www.cokechase.com
Pepsi's "Halftime" campaign: http://halftime.pepsi.com/
Toyota's "Wish Granted" ad: http://www.youtube.com/user/ToyotaUSA?feature=watch
Ford's Lincoln "Steer the Script" campaign: http://www.steerthescript.com/
Audi's "Prom" ad: http://www.youtube.com/watch?v=ANhmS6QLd5Q