Gudrun Rystedt Anderson, the wife of ABBA manager Stig Anderson died in October. It was really only reported in a couple places in the Swedish press, and on a few ABBA fan sites. Gudrun Anderson, was born April 2, 1931, and died October 31, 2010. She married Stig in August 1955. They had three children- Marie (Ledin) , Anders and Lasse Anderson. ABBA informally recorded the song 'Ja må hon liva' as a tribute to her 50th birthday 1981. It's sometimes known as "Sang Till Gudrun".