“A guy walks into a bar…” is a typical form of what has been called the “bar joke.” An overachiever version is:
 
“Two overachievers walk into a bar. Clearly, the bar wasn’t set high enough.”
 
“An overachiever walks into a bar. Raises it” was posted on Twitter on August 23, 2011. “Two overachievers walk into a bar. Apparently it wasn’t set high enough” was posted on Twitter on January 25, 2012.
 
       
Twitter
el cato‏
@febrezus
An overachiever walks into a bar. Raises it.
9:48 PM - 23 Aug 2011
 
Twitter
JenniferStenographer‏
@MsCourtReporter
Two overachievers walk into a bar. Apparently it wasn’t set high enough.
2:04 PM - 25 Jan 2012
     
Twitter
John Hudson‏
@PerceptiveTiger
Bumper sticker:  “Two overachievers walk into a bar. Apparently it wasn’t set high enough.” #quotes
11:07 PM - 24 Apr 2014
 
Twitter
Zach Denney‏
@Zdenn21
An overachiever walks into a bar…he raises it.
10:30 PM - 10 May 2014
 
Twitter
shannon.‏
@shannonndoee
2 overachievers walk into a bar…
...clearly it wasn’t set high enough 😏😏😏😏
7:27 PM - 17 Oct 2015 from Cinco Ranch, TX
   
Reddit—Jokes
Two overachievers walk into a bar
submitted August 30, 2017 by DirtyPineConeFeet
Clearly the bar wasn’t set high enough.