"My name is Barack Obama, and I'm the guy that got Mark to wear a jacket and tie." http://www.huffingtonpost.com/2011/04/20/mark-zuckerberg-wears-tie-jeans-obam

"My name is Barack Obama, and I'm the guy that got Mark to wear a jacket and tie." http://www.huffingtonpost.com/2011/04/20/mark-zuckerberg-wears-tie-jeans-obama-interview_n_851746.html#s267561 http://www.huffingtonpost.com/2011/04/20/mark-zuckerberg-wea...