“What did the salt say to the pepper?”/“Season’s greetings.”

A joke about salt and pepper shskers is:
 
Q: What did the salt say to the pepper?
A: Season’s greetings.
 
The food joke has been cited in print since at least 1995.
 
“What did the salt say to the pepper?”/“Hey. what’s shaking?” is the same joke, but with a different punchline.
     
 
26 October 1968, Kenosha (WI) News, TV Telescope, pg. 9, col. 4:
Question: What did the salt say to the pepper?
Answer: Ain’t that gettin’ kind of hot?
Patty Gascoigne
6337 34th Ave.
 
Google Groups: rec.humor
Silly Q & A
David Coble
11/3/95
(...)
What did the salt say to the pepper?
Season’s Greetings.
 
Google Groups: alt.support.depression
Silly Jokes for DawnG49
AntiEverything
9/27/97
(...)
Q. What did the salt say to the pepper?
A. Season’s Greetings.
 
Google Groups: alt.humor.puns
Puns of the Weak: 12/21/01
Stan Kegel
(...)
What did the salt say to the pepper?
Season’s Greetings. (Biker Lynn)
 
Twitter
SEA LADY
‏@salt_life80
What did the salt say to the pepper?
Season’s Greetings.
6:30 PM - 3 Nov 2009
 
13 February 2010, The Post-Crescent (Appleton, WI), “Regulators try to reduce salt in food, improve health” by Reg Wydeven, pg. A8:
Which reminds me—what did the salt say to the pepper? Season’s greetings.
 
Twitter
Morgan W
‏@daytekmultisync
Q: What did the pepper say to the salt?
A: Season’s Greetings! 
#pun #win
4:05 PM - 14 Dec 2012