Can a fat person eat everything on a restaurant’s menu? A popular “yo mama” insult “fat joke” is:
   
“Yo mama is so fat, she goes to a restaurant, looks at the menu and says, `OK!’”
 
The joke was posted on the newsgroup rec.humor on September 7, 1994.
     
 
Google Groups: rec.humor
Yo momma Jokes list
Chris Litchfield
9/7/94
(...)
Yo momma so fat she goes to a resturant, looks at the menu and says “okay!”
 
Google Groups: rec.humor
WANTED: Canonical list of ‘Yo momma’ + ‘Mummy Mummy’
Barry Blaes
6/14/95
(...)
Yo mama so fat she goes to a restaurant, looks at the menu and says “okay!”
 
Google Groups: chile.humor
YO MOMMA SO FAT…!
Nelson Velasquez
12/20/95
(...)
goes to a restaurant, looks at the menu and says “OKAY!”
 
Google groups: alt.fan.rush-limbaugh
The Very Very Best Of Rush Is So Fat
DarrowMann
1/18/97
(...)
.. that when he goes to a restaurant, he looks at the menu and says, “Okay.”
 
Google Groups: soc.support.fat-acceptance
Yo Mama so fat…(Part 3)
Anon
1/18/00
(...)
Yo mama’s so fat, she goes to a restaurant, looks at the menu, and says “Okay.”
 
Google Books
Over 1500 Fantastic Jokes
By Guy Campbell and Paul Moran
London, UK: Dean
2002
Pg. 284:
She goes to a restaurant, looks at the menu, and says “Okay”!
 
7 July 2007, The Gold Coast Bulletin (Southport, Queensland), “At Our Wit’s End,” pg. 29:
However, `yo mama’ jokes are primarily used as `snaps’ or one- liners:
(...)
* Yo mama so fat she goes to a restaurant, looks at the menu and says, `OK!’
 
5 May 2008, Gaffney (SC) Ledger, “This column brought to you by Lard Butt Jeans” by Klonie Jordan, pg. 4, col. 3:
Klonie’s so fat when he goes to a restaurant, he looks at the menu and says “OK.”
 
Twitter
Matt Cox‏
@houltmac
joke: Yo mamas so fat when she goes in a restaurant she looks at the menu and says “okay”
4:26 AM - 26 Jul 2008
 
Google Books
A Prairie Home Companion
Pretty Good Joke Book (6th Edition)
Introduced by Garrison Keillor
Prince Frederick, MD: HighBridge, a division of Recorded Books
2015
Pg. ?:
Yo’ mama is so fat, when she goes in a restaurant she looks at the menu and says, “Okay.”