In this photo taken Wednesday, Dec. 4, 2013, co-founders Tom Montgomery, left, and Preston Rutherford, right, stand behind a laptop showing an Instagram from a holiday photo shoot at the headquarters

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In this photo taken Wednesday, Dec. 4, 2013, co-founders Tom Montgomery, left, and Preston Rutherford, right, stand behind a laptop showing an Instagram from a holiday photo shoot at the headquarters of Chubbies Shorts in San Francisco. Chubbies uses Facebook for marketing tools like videos that users will share with their friends. It uses Twitter for conversations with customers, and posts photos on Instagram to create buzz about their products. (AP Photo/Eric Risberg) less 

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Associated Press
Fri, Dec 6, 2013 4:28 AM EST