Watch the Super Bowl commercials

Sex sells. Babies sell even more. And advertisers are hoping animals will make you laugh all the way to their stores.

While the San Francisco 49ers and the Baltimore Ravens battled on the field during Super Bowl XLVII, marketers from Best Buy to M&M to Toyota competed against each other on advertising's biggest stage.

A 30-second spot cost an average of $4 million this year.

Here are some ad highlights from the game:

And here are the movie trailers that aired during the game: