After a while, all of the lists of greatest Super Bowl commercials start to look the same — the Michael Jordan vs. Larry Bird "nothin' but net" ad, Apple's 1984 spot, etc. At least CBS is doing something (slightly) different this year. A while back, the network ran a competition where people could vote for their favorite ad. Tonight, they'll reveal the winner during "Super Bowl's Greatest Commercials 2007."
Viewers then can head online to decide whether it beats the classic Mean Joe Greene Coke ad, which has been voted the best for several years running. Voting starts at 9:30 p.m. Eastern, and you can get a jump on things by watching the potential winners. To see the ad they're all up against (warning: grainy 1970s video ahead!),