A number of young female artists drawn portrait for public for free at the Mong Kok pedestrian zone on 14th April 2013, and the theme was "birthday party". The event attracted many people watching or even joining the drawing process. They took pictures together after the portrait is finished. Over 200 portraits had been drawn within a day, more then 4,000 visitors visited and the web page had been visited over 6,000 times, with smiles spread over the place. A donation box was set on the floor, where visitors can donate money for charity, part of the income will be donated to Children's Cancer Foundation.