“A guy walks into a bar…” is a typical form of what has been called the “bar joke.” A figure of speech version is:
     
“A figure of speech literally walks into a bar and ends up getting figuratively hammered.”
   
The joke was posted on Bluebird of Bitterness on February 20, 2018.
         
       
Bluebird of Bitterness
February 20, 2018
Bar jokes for English majors
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A figure of speech literally walks into a bar and ends up getting figuratively hammered.
   
Christian Authors Community & Service
Bar Jokes for English Majors (and Authors)
February 26, 2018 by GinaBurgess
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A figure of speech literally walks into a bar and ends up getting figuratively hammered.
 
Twitter
Jill Thomas
@cnd_grl
A figure of speech literally walks into a bar and ends up getting figuratively hammered.
8:19 PM · Feb 26, 2018 from Perth, Western Australia·Twitter for iPhone
   
Twitter
Ralph Nelson Willett
@NorthernOvation
A figure of speech literally walks into a bar and ends up getting figuratively hammered.
8:14 PM · Feb 27, 2018·Twitter Web Client
   
Twitter
IG TheTalentedMrWes
@ikariusrising
Replying to @tiftonia98 @ChefMarkWright and 2 others
A figure of speech literally walks into a bar and ends up getting figuratively hammered.
9:23 AM · Feb 28, 2018·Twitter for Android
 
Twitter
Kari McArthur
@karimcarthur
Falling slowly, softly falling, the chiasmus collapses to the bar floor.
A figure of speech literally walks into a bar and ends up getting figuratively hammered.
An allusion walks into a bar, despite the fact that alcohol is its Achilles heel.
11:00 AM - 28 Feb 2018
 
Twitter
Blue Sky
@Brewski2020
Replying to @PierrePoilievre
A figure of speech literally walks into a bar and ends up getting figuratively hammered
10:21 PM · May 27, 2020·Twitter for iPad