"Knowing Me, Knowing You" is a song recorded by Swedish pop group ABBA, released in February 1977 as the third single from the group's fourth album, Arrival (1976). It was written by Benny Andersson, Björn Ulvaeus and Stig Anderson, with Anni-Frid Lyngstad singing the lead vocals.
Artwork for Scandinavian release, also used for other releases in different layouts
ABBA are a Swedish pop supergroup formed in Stockholm in 1972 by Agnetha Fältskog, Björn Ulvaeus, Benny Andersson, and Anni-Frid Lyngstad. The group's name is an acronym of the first letters of their first names arranged as a palindrome. They are one of the most popular and successful musical groups of all time, and are one of the best-selling music acts in the history of popular music.
Andersson (second from left) with the Hep Stars
Ulvaeus (foreground) with the Hootenanny Singers
Benny Andersson and Anni-Frid Lyngstad in Amsterdam Airport Schiphol, 1976
Agnetha Fältskog at the opening concert of ABBA's European and Australian Tour in Oslo, 28 January 1977