Kim Hong-taek, 87, wearing a Santa Claus outfit, hula-hoops during his voluntary performance at the Gwanghwamun Square in central Seoul December 15, 2009. Kim said that he hula-hoops to improve his health and at the same time provide entertainment to passers-by. The performance will continue throughout the Christmas season.  REUTERS/Jo Yong-Hak (SOUTH KOREA - Tags: ODDLY SOCIETY)