“What happens when two pastries divorce?”/“They have a custardy battle.”

“Custody” sounds like “custardy,” resulting in several puns. A typical joke was posted on the newsgroup bigweek.general on December 12, 2001:
 
“Husband and wife have argument in kitchen while she’s making trifle. She throws the mixture over him. They decide to divorce. He got custardy.”
 
English standup comedian Simon Munnery had one of the best jokes at the 2015 Edinburgh Festival Fringe with:
 
“Clowns divorce: custardy battle.”
 
“What happens when two pastries divorce? They have a custardy battle” was posted on Reddit on September 18, 2016.
 
     
Google Groups: bigweek.general
Anybody struggling with ideas….
Dipsy
12/12/01
(...)
Joke:
Husband and wife have argument in kitchen while she’s making trifle. She throws the mixture over him. They decide to divorce. He got custardy.
     
Twitter
Michael
‏@iwrotethis
They warned me not to trifle with a Korean divorce attorney. But I did, and you know what, I got Seoul custardy.
8:10 AM - 2 Jul 2009
 
Twitter
prank sinatra
‏@hellospaceman
Horrible news of some dessert divorce. The Jello family is splitting up.
Proceedings being held to see who gets custardy.
6:04 AM - 29 Sep 2010
   
Twitter
Impala Koala
‏@ImpalaKoala
@DearEmmit Did you hear about the clown divorce? Terrible custardy battle.
3:36 PM - 8 Nov 2011
 
Twitter
sneaky lion dad
‏@thatsballin
What happened when the ice cream and frozen yogurt got a divorce? They settled for joint custardy. #badoomch
5:48 PM - 21 Mar 2012
   
Twitter
Bob Kostic
‏@causticbob
Amidst a bitter divorce, me and the ex can’t even decide who gets the Ambrosia.
It’s a custardy battle.
1:50 PM - 29 Apr 2012
 
Twitter
Gaipajama
‏@Gaipajama
When circus pie-throwers divorce, who gets custardy? You’re too kind.
12:40 PM - 27 Jul 2012
 
The Guardian (UK)
Hippos, custard and tapas: the 10 funniest jokes of the Edinburgh fringe
The comedy channel Dave asked the public to vote on the best gags to emerge from this year’s fringe festival, and here are the results
Monday 24 August 2015 19.01 EDT
(...)
9. Simon Munnery: Clowns divorce: custardy battle.
 
Twitter
Banbury Living Mag
‏@BanburyLiving
“Clowns divorce. Custardy battle.” - Simon Munnery #jokeoftheday
4:05 AM - 1 Apr 2016
 
reddit
What happens when two pastries divorce?
submitted September 18, 2016 by nothillaryindisguise
They have a custardy battle