“A guy walks into a bar…” is a typical form of what has been called the “bar joke.” A version involving the Swedish pop group ABBA was posted on Twitter by “Oh, THAT Harry…” on September 6, 2010:
 
“So, these four swedish pop stars walk into ABBA…”
 
Another version was posted on Twitter by Pundamentalism on July 30, 2018:
 
“A Swedish woman, two Swedish men, and another Swedish woman walk into ABBA.”
   
   
Wikipedia: ABBA
ABBA (Swedish pronunciation: [²abːa]) are a Swedish pop group 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. They became one of the most commercially successful acts in the history of popular music, topping the charts worldwide from 1974 to 1982.
     
Twitter
Oh, THAT Harry…
@SmallsHarry
So, these four swedish pop stars walk into ABBA…
6:08 PM - 6 Sep 2010
   
Twitter
Bradley Law
@BradleyLaw
“So, these four swedish pop stars walk into ABBA…”
2:52 AM - 7 Sep 2010
     
Twitter
Pundamentalism
@Pundamentalism
A Swedish woman, two Swedish men, and another Swedish woman walk into ABBA.
1:51 PM - 30 Jul 2018
 
Twitter
My6percent
@My6Percent
A Swedish woman, two Swedish men and A Swedish woman walk into ABBA…
2:38 AM - 31 Jul 2018
   
Twitter
Sara Stewart
@twowitwowoo
A Swedish woman, two Swedish men & another Swedish woman walk into ABBA
3:04 AM - 31 Jul 2018
   
Reddit—Oneliners
A Swedish woman, two Swedish men and another Swedish woman walk into ABBA.
submitted November 28, 2018 by madazzahatterTOP COMMENTER
 
Twitter
🤣 The Dad Joke Man 😉
@DadJokeMan
A Swedish woman, two Swedish men, and another Swedish woman walk into ABBA…
2:38 AM - 30 Nov 2018