An Average Super Bowl Ad Packs In More Celebrities Than Ever. When Is Enough Enough?

If you’re looking for evidence of how deeply celebrities have permeated Super Bowl ads, let’s make a random comparison. In 1992, Pepsi aired what’s still considered one of the big game’s best spots: Supermodel Cindy Crawford (scarcely contained by a white tank top) drives into gas station and sips a Pepsi from the vending machine…