Doritos took the unconventonal step of showing two ads at Super Bowl 50, rather than picking one winner. Watch "Ultrasound" here: And "Doritos Dogs" is here: The filmmakers just won $1 million and ...

The winner also gets $1 million and incredible CV points. Fans loved it. So why does Super Bowl 50 mark the last ever contest? Business insider spoke to Dortios-owner Frito-Lay's chief marketing ...