In 1977 Benny and Anni-Frid (Frida) moved from their flat in the Old Town (
https://reveal.world/story/frida-and-bennys-home) to a house in Lidingö. They lived here until their divorce in 1981. For a few years, Agnetha and Björn were almost neighbours. It was in this house, at a New Year’s Eve party of 1981, that Björn met his future new wife Lena.
Photo: http://www.raffem.com/images/ABBA-related/sodrakungs4.jpg