The ABBA Generation is the first A-Teens studio album, consisting of well-known ABBA songs in modern and upbeat versions.Recorded in Sweden in early 1999, was released later that year internationally and in 2000 in the United States. It spawned 4 hit singles, including the Swedish number-one "Mamma Mia". The album was certified Platinum or Gold in 22 different territories around the world, going on to sell almost 4 million copies.