Christina Aguilera is known as the “Princess of Pop” and considered as one of the greatest artists in the music history.
Aside from her musical stints, Christina Aguilera is an Ambassador Against Hunger of the World Food Programme (WFP). She went to Haiti in May 2010 to personally bring hope to the earthquake and hunger-stricken Haiti. In one of her visits to schools meal programme, Christina Aguilera sang a birthday song to one of the kids.