Rapper &lt;a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=50+Cent+-+Rapper&amp;family=editorial&amp;specificpeople=215363 ng-click='$event.stopPropagation()'&gt;50 Cent&lt;/a&gt; promotes his new book 'Formula 50: A 6-Week Workout and Nutrition Plan That Will Transform Your Life' at Barnes &amp; Noble, 5th Avenue on January 16, 2013 in New York City.