“What sport are eggs good at?”/“Running.”

An egg riddle (popular at Easter) is:
 
Q: What sport are eggs good at?
A: Running.

 
The joke has been cited in print since at least 2010.
     
 
Its All Humor
Wednesday, March 31, 2010
Easter egg jokes
(...)
Q. What sport are the eggs good at?
A. Running!
 
Mirror (London, UK)
David Cameron’s egg joke and the Top 10 best egg gags
David Cameron was hit by an egg today and then joked that he knew which came first - the chicken then the egg - referring to the Daily Mirror’s giant chicken which has been following him around all week.

BY MIRROR.CO.UK
13:30, 21 APR 2010 UPDATED 01:44, 27 JAN 2012
(...)
What sport are eggs good at? Running
 
egg_Lovers
Wednesday, September 22, 2010
These jokes will crack you up…
(...)
8. What sport are eggs good at?
- running!
   
Twitter
Fiona H‏
@Dancingboots
Replying to @marksandspencer
@marksandspencer What sport are eggs good at?
Running
9:12 AM - 31 Aug 2011
   
Twitter
Stacey Spivey‏
@staceyspivey_
What sport are eggs good at? Running.
4:05 PM - 21 May 2012
 
My Town Tutors
Easter Jokes: Great Jokes to Share on Easter
Posted on April 17, 2014
(...)
74. What sport are the eggs good at? … Running!
 
Twitter
Emma Cosette ✨‏
@emmers_5
Replying to @Jones_Marshall6
what sport are eggs good at. Running.
1:59 PM - 14 Nov 2016