In terms of individual songs, the Guinness World Record for the most hits ever is held by "We Are the World", the 1985 charity single written by Michael Jackson and Lionel Richie and recorded by the supergroup USA for Africa. It was released in March 1985 to raise funds for famine relief in Ethiopia and has sold an estimated 20 million copies worldwide. The single topped the charts in many countries and raised millions of dollars for humanitarian aid.