Swedish songwriters Benny Andersson and Bjorn Ulvaeus have confirmed they will take part in an ABBA tribute concert in London in September. Thank You for the Music ... A Celebration of the Music of Abba is scheduled for Sept.

Swedish singer-songwriters and former ABBA members Bjorn Ulvaeus and Benny Andersson have introduced their first new tracks in 15 years. The BBC said Thursday Second Best to None was recorded by employees at the Stockholm hotel Andersson owns, then released as a single in Sweden.

Swedish songwriter Bjorn Ulvaeus, who helped write the ABBA tunes used in the movie Mamma Mia!, says he's opposed to a sequel despite the original's success. Ulvaeus said while Mamma has become Britain's highest-grossing film of all time, he opposes his fellow producers' plan for a follow-up, The Daily Telegraph reported Saturday. It wouldn't work, he said.

Former ABBA band member Bjorn Ulvaeus has been granted a variance so he can build a home and studio on Sweden's Furillen island, a county official says. Gotland County Gov.

By Susan Whitall The Detroit News With the hit movie musical "Mamma Mia!" just out, based upon the light-as-air '70s pop tunes by ABBA, what do you really know about the Swedish group that existed for only a decade (1972-82) but produced a slew of frothy pop songs? Sure, everybody knows that ABBA is an anagram of their first names (Agnetha, Benny, Bjorn and Anni-Frid) and that the four were originally married couples -- Agnetha and Bjorn, and Benny and Anni- Frid -- and that they hurtled to fame with the song "Waterloo" at the 1974 Eurovision Song Contest, but here are seven factoids we dug up on the Svenksa hitmakers: 1.