ABBA's lead vocalist Agnetha Fältskog was known for her interest in music as a child, and she wrote her first song at the age of 6, according to ABBA's official website. Her first single, which , ABBA was a Swedish Europop band that was among the most commercially successful bands in the history of popular music. In the 1970s it dominated the European charts with its catchy pop songs, such as ‘Waterloo,’ ‘Mamma Mia,’ and ‘Dancing Queen.’ Learn more about the group’s career and significance., The compilation albums ABBA Gold and ABBA Oro have also been reissued with revised booklets and updated liner notes, while a double-CD entitled The Essential Collection compiles ABBA singles. A comprehensive box set, The Complete Studio Recordings, was released in 2005, receiving spectacular press reviews., ABBA is a Swedish pop music group, who had many hits in the 1970s in Stockholm and early 1980s. ABBA is the most successful Swedish music group of all time and was the most commercially successful pop group of the 1970s. [1] ABBA became very popular after they won the Eurovision Song Contest in 1974. They had many hits., ABBA kept getting weirder, spookier, and more nihilistic with every record, right up to this lost classic of Eighties creep-wave synth-pop paranoia. “The Visitors” is six minutes of frigid , ABBA first got together in 1972, and the lineup has always consisted of Björn Ulvaeus, Agnetha Fältskog, Benny Andersson, and Anni-Frid Lyngstad. They were initially known as Björn & Benny, Agnetha & Anni-Frid. They became moderately successful, especially in their native Sweden, but they gained international fame when they performed .