With 30 seconds of airtime costing around $4.5 million during the Super Bowl, and over 100 million viewers to reach, companies want to spend their advertising dollars wisely. But they also need to take risks, doing something cute, shocking or memorable that will have people talking about the commercial around the water cooler on Monday. The commercials during the game either inspire awe, like mini-movies or give people the opportunity for a bathroom break.

Ads for the 2015 game on Sunday night drew notice for their overall somber toneand for some head-scratching miscues. The Wall Street Journal is currently running an online poll where you can vote for your own picks for best and worst Super Bowl ads.

This year, there were some returning stars Budweiser rolled out its cute, horse-loving puppy for the second consecutive year and some breakout stars: smartphone recharger Mophie ran a bleak, end-of-the-world ad to show how some people feel when their phone runs out of batteries, and Always feminine products had a #runlikeagirl ad that aims to debunk negative stereotypes and empower young girls.

Not everyone likes the commercials enough to watch the entire game. Im the guy who left a friends Super Bowl Party during the first part of the half-time show, says Jonathan Bernstein, president of public relations consultancy Bernstein Crisis Management. That said, most of the ads are available online before (and after) the game.

Read: 10 endorsement deals gone wrong

Here are 5 of this years worst Super Bowl ads:

Read more here:

Slide Show: This years 5 biggest Super Bowl ad misfires