Bjorn Ulvaeus was one half of the songwriting genius behind Swedish pop legend ABBA. After the band split up in 1982 Ulvaeus turned his talents to writing musicals, including "Mamma Mia," now a blockbuster movie.
CNN Showbiz — Bjorn Ulvaeus was one half of the songwriting genius behind Swedish pop legend ABBA. After the band split up in 1982 Ulvaeus turned his talents to writing musicals, inclu... more info