Coca-Cola's 2013 Super Bowl commercial: Who wins the chase? [Video]

Coming down the back stretch, it's … the cowboys! No, the bikers have taken the lead! But the showgirls are hard on their heels!

The chase is on in Coca-Cola's 2013 Super Bowl commercial, in which three groups dash across a desert to be the first to claim a giant Coca-Cola bottle.

The competition is fierce in the pregame spot, which began airing last week. The showgirls shower one cowboy with glitter, and the same cowboy interferes with a biker's vehicle.

The clip ends with the groups reaching the bottle -- only to find that it's merely a sign reading "50 Miles Ahead." And the chase continues:

Until the end of the Super Bowl on February 3, viewers can vote for the outcome at CokeChase.com. In the first commercial after the final whistle, the winning group will be revealed in a new ad.

Coca-Cola has a long history of memorable Super Bowl ads. Last year's featured the iconic polar bears fumbling a slippery bottle. Of course, Coca-Cola was featured in perhaps the most memorable Super Bowl commercial of all time, "Mean Joe Green":

Are you looking forward to this year's Super Bowl commercials?

The San Francisco 49ers will take on the Baltimore Ravens in Super Bowl XLVII, which airs Sunday 2/3 at 6:30 PM on CBS.