Happy Nation is the debut album of Ace of Base, a pop music group based in Sweden. Happy Nation was re-released in Europe only, as Happy Nation (US Version) on September 25, 1993, to coincide with the American version of the album titled The Sign released in the Western Hemisphere on November 23 of that same year. Three new tracks were added to the American version,《Don't Turn Around》,《The Sign》《Living in Danger》, while Happy Nation (US Version) contained four new songs,《Don't Turn Around》, 《The Sign》, 《Living in Danger》《Hear Me Calling》 a bonus remix for the track《Happy Nation》, and 《Fashion Party》, which was included on the original release of Happy Nation. The re-release climbed to number one in the UK Albums Chart, beating the number 21 peak of the original release. Happy Nation U.S. Version has almost the same cover as The Sign.