 In 2005, Aguilera donated her wedding gifts to American charities in support of Hurricane Katrina victims, and performed at "Unite of the Stars" concert for Unite Against Hunger in Johannesburg, South Africa and for the Nelson Mandela Children's Fund at the Coca-Cola Dome.In 2008, Aguilera headlined London's Africa Rising charity concert at the Royal Albert Hall, which raised awareness for finding substantial issues facing the continent.That year, Aguilera appeared on the Turkish version of "Deal or No Deal", "Var mısın?