Ace of Base was a pop band from Gothenburg, Sweden, comprised of Jonas "Joker" Berggren, Ulf "Buddha" Ekberg, Jenny Berggren, and Malin "Linn" Berggren. They are compared with ABBA, Roxette and Aqua. They released four studio albums between 1993 and 2002, which sold in excess of 30 million copies worldwide. "The Sign" is listed among the Top 100 bestselling albums of all time. It was the first debut album to produce three number 1 singles on the Billboard Mainstream Top 40 chart: "All That She Wants", "The Sign", "Cluer Summer" and "Don't Turn Around". "All That She Wants" is one of the highest-selling #2 songs of all time in the States: it stayed in the top three songs on Billboard Hot 100 list for three months, but never actually reached the #1 position.