“What’s the best day to eat bacon?”/“Fry-day.”

A bacon riddle is:
 
Q: What’s the best day to eat bacon (and eggs)?
A: Fry-day.

 
The joke has been cited in print since at least 2003.
 
“What day does an Easter egg hate the most?”/“Fry-day” and “Why don’t you eat fish on Thanksgiving?”/“Because Thanksgiving never falls on a fry day” are other “Fry-day” riddles.
   
       
5 January 2003, Sunday Telegraph (Surry Hills, New South Wales), pg. F1:
Q: What is the best day to eat bacon and eggs?
A: Fri-day
   
Twitter
Bollywood Sargam‏
@bollywoodsargam
Food jokes - 5016 Joke: What’s the best day to eat bacon? Fry-day. .... http://tinyurl.com/pml9fc
5:33 PM - 16 May 2009
         
Twitter
GonnaCookIt‏
@GonnaCookIt
What’s the best day to eat bacon and eggs? Fry-day! http://gonnacookit.com/en/recipes/?order_by=name&asc_desc=asc&mode=all&q=bacon%2C+eggs%2C …+
6:07 AM - 23 Oct 2012
 
Google Books
Sensible Nonsense.. Frank’s Comic Pack:
Humour Pack Series

By Frank Paul
BookBaby
2014
Pg. ?:
What’s the best day to eat bacon? Fry-day.
   
Twitter
Peer Foods Group‏
@PeerFoodsGroup
What’s the best day to eat bacon?
Fry-day!
8:16 AM - 1 Sep 2017
 
Twitter
Lucky Score‏
@LuckyScoreNet
What’s the best day to eat bacon?
Fry-day.
#Joke from #FoodJokes in #Jokes, #Humor and #Satire
3:15 PM - 8 Feb 2018