“What do you call a melancholy robot?”/“A sigh-borg.”

A robot riddle is:
       
Q: What do you call a melancholy robot?
A: A sigh-borg.

   
“Sigh-borg” is a pun on cyborg.“What do you call a melancholy robot? A sighborg” was posted on Twitter by Just another Jokes (and others) on July 11, 2018. The joke probably originated on the website PunoftheDay.com.
   
     
Twitter 
Just another Jokes
@factjokes
What do you call a melancholy robot? A sighborg. Comment On This Pun!
3:08 AM · Jul 11, 2018·dlvr.it
   
Twitter
Daily Humour
@humourstic
What do you call a melancholy robot? A sighborg. Comment On This Pun!
3:32 AM · Jul 11, 2018·dlvr.it
   
Twitter
Jokes of the day
@jokesofthedaydn
‘What do you call a melancholy robot? A sighborg.’
4:13 AM · Jul 11, 2018·JokesOfTheDay
 
Twitter
VRV
@WatchVRV
What do you call a melancholy robot? A sighborg.
12:00 PM · Aug 6, 2018·Twitter Media Studio
   
Twitter
LaffGaff
@LaffGaff
What do you call a melancholy robot?
A sigh-borg.
#funny #jokes #jokeoftheday
5:12 PM · Aug 30, 2018·Buffer
 
Reddit—Jokesuncensored
Posted by u/madazzahatter September 4, 2018
What do you call a melancholy robot?
A sigh-borg.
     
Twitter
Ralph Nelson Willett
@NorthernOvation
Q: What do you call a melancholy robot?
A: A sighborg.
4:52 PM · Oct 19, 2021·NorthernOvationMediaBot
 
Reddit—Cleanjokes
Posted by u/808gecko808 June 24, 2022
TIL a melancholy robot is called…
A sigh-borg