Despite the fact that the San Francisco-based business reviews site had yet to turn a profit since it was founded in 2004, Yelp (YELP) managed to log a strong first-day performance in the public markets. Shares shot up 64% on their opening day, making it yet another IPO feeding the investor frenzy for Internet stocks.
The shares turned in a solid performance as the year went on, despite the Facebook IPO disaster and general skepticism of social media stock performance -- Yelp is up nearly 50% since the IPO.
The Mayans weren't the only ones who got it wrong this year. Here are a few of the worst predictions of 2012.