“What did the janitor say when he jumped out of the closet?”/“Supplies!”

A popular children’s riddle (printed on several images) is:
 
Q: What did the janitor say when he jumped out the closet?
A: Supplies!
 
The joke originally had an Asian janitor, giving more sense to “Supplies!/Surprise!” “What did the Chinese janitor say when he jumped out of the closet? SUPPLIES!” was posted on Twitter on November 25, 2009.
 
 
Twitter
Xavier
‏@hausukat
@coolcoolraoul @reihime @alexmangarin What did the Chinese janitor say when he jumped out of the closet? SUPPLIES!
2:50 PM - 25 Nov 2009
 
fatwallet.com
what did the janitor say when he opened the closet door?
kingaroonie
posted: Dec. 8, 2009 @ 11:47p
supplies!
 
katzmandoo
posted: Dec. 9, 2009 @ 11:04a
was he Asian? (ooooh i’m a racist!)
 
Twitter
christinacha
‏@christinachacha
The joke I used for my Living h20 graduation ceremony….What did the KOrean Janitor say when he jumped out of the closet?.......SUPPLIES!
9:06 AM - 19 Jun 2010
 
Twitter
Adam Damon
‏@AdamDamon
What does an asian janitor say when he jumps out of a closet?
SUPPLIES!
8:01 PM - 26 Aug 2011
 
Twitter
2 kat 2 furious
‏@2kat2furious
@VitaminDeen what did the janitor say when he jumped out of the closet? SUPPLIES!
3:24 PM - 11 Oct 2011
 
Twitter
Ellen DeGeneres
‏@TheEllenShow
What did the janitor say when he jumped out of the closet? SUPPLIES! #ClassicJokeTuesday
4:21 PM - 7 May 2013
   
21 January 2014, The Observer (Gladstone, Queensland), “Joke of the Day,” pg. 10:
Q: What did the janitor say when he jumped out of the closet?
A: SUPPLIES!
 
Reddit—Jokes
What did the janitor say when he jumped out of the closet?
submitted August 2, 2014 by biohudy
Supplies!, I’m gay.
   
11 April 2015, Newsday (Long Island, NY), Kidsday, pg. B11:
What did the janitor say when he jumped out of his closet?
“Supplies!”
- William Dietz
 
Google Books
Jokes Puns Comebacks & More
By Brandon Salmo
Lulu Publishing (Lulu.com)
2016
Pg. ?:
What did the janitor say when he came out of the closet? “Supplies!
 
Reddit—Jokes
What Did the Janitor Say When He Jumped Out of the Closet?
submitted June 16, 2016 by Fate2Bringer
“Supplies!”
I’ll see myself out