Meet Instagram's 4-year-old fashion celebrity By: CNBC.com News August 29, 2014 at 14:54 PM EDT Collette Wixom is saving for her four-year-old son's college tuition by featuring him in branded attire on social media, with a following of 175,000. Read More >> Related Stocks: Abercrombie & Fitch Company Facebook Gap Groupon Cl A J C Penney Company Inc Macy's Nike Inc Nordstrom Skechers USA Ord Shs Cl A