Shakira entered a relationship with the Spanish football player Gerard Piqué, centre back for Barcelona and the Spanish national team in 2011. Piqué, who is exactly ten years her junior, first met Shakira in the spring of 2010, when he appeared in the music video for Shakira's song "Waka Waka (This Time for Africa)", the official song of the 2010 FIFA World Cup. Shakira gave birth to the couple's first son Milan on 22 January 2013 in Barcelona, Spain, where the family had taken up residence. Shakira gave birth to their second son Sasha on 29 January 2015. "Forbes" listed Shakira and Gerard in their list of "World's Most Powerful Couples".