 The first mention of "Earth Intruders" as a song title was made on All Access on March 10, 2007, and was later confirmed as the lead single through an article by "The Guardian" on March 11, 2007.On March 26, 2007, a distorted sample of the song was uploaded to YouTube as part of the viral marketing campaign for the "Volta" album.A fifteen-second sample of the track then appeared on the Rhino Records online ringtone website on April 1, 2007.