“What’s the difference between jam and jelly?”/“There is no such thing as traffic jelly.”

A riddle was posted on Reddit—Jokes on May 11, 2020:
 
Q: What’s the difference between jam and jelly?
A: I ain’t never been caught in a traffic jelly.
 
There usually is no such thing as “traffic jelly,” but the term was entered in the Urban Dictionary on October 26, 2011.
 
The joke had been cited earlier. “Whats the difference between jam and jelly? Traffic jelly doesnt make me want to throw my accord off a cliff” was posted on Twitter by justin m. duke on February 19, 2011. “The main difference between Jelly and Jam is you cant be stuck in a Traffic Jelly. #Fact” was posted on Twitter by Ty on February 8, 2012.
 
“What is the difference between jam and jelly? There is no such thing as Traffic Jelly” was posted on Twitter by Santa Nize (and others) on July 3, 2013. “What’s the difference between jelly and jam? I’ve never gotten stuck in a traffic jelly!” was posted on Reddit—Jokes on September 10, 2014.
 
 
Twitter 
justin m. duke
@justinmduke
Whats the difference between jam and jelly? Traffic jelly doesnt make me want to throw my accord off a cliff
8:30 PM · Feb 19, 2011·Twitter SMS
   
Urban Dictionary 
traffic jelly
Why would you want to call it jam?
Yo man, watch out. There’s a traffic jelly ahead!
#traffic jam#traffic#jam#jelly#stuck#cars
by JP001 October 26, 2011
   
Twitter 
Ty
@tyrus_
The main difference between Jelly and Jam is you cant be stuck in a Traffic Jelly. #Fact
6:40 AM · Feb 8, 2012·Twitter Web Client
 
Twitter 
PJ
@Patrick_Bolls
Whay is the difference between jelly and jam? You cant get stuck in a traffic jelly
4:34 PM · Aug 30, 2012·Twitter for Android
   
Twitter
tielor
@tylerpoll
Q: What’s the difference between jam and jelly?
A: You can’t get stuck in a traffic jelly.
This is the best worst joke ever #yourewelcome
11:48 PM · Feb 25, 2013·Twitter for iPhone
   
Twitter
Santa Nize
@tewodros__
What is the difference between jam and jelly? There is no such thing as Traffic Jelly.
2:41 AM · Jul 3, 2013·Mobile Web (M2)
 
Twitter
Lewis.
@lewiotieno
SMH “@tewomwangi: What is the difference between jam and jelly? There is no such thing as Traffic Jelly.”
2:45 AM · Jul 3, 2013·Тwitter for iPhone
   
Reddit—Jokes
Posted by u/DildoGiftcard September 10, 2014
What’s the difference between jelly and jam?
I’ve never gotten stuck in a traffic jelly!
   
Twitter
Jack Ryan
@yesjrk
What’s the difference between jelly and jam?
Nobody complains about a traffic jelly.
12:49 PM · Apr 2, 2019·Twitter Web Client
 
Reddit—Jokes
Posted by u/A_Friend_Indeed93 May 11, 2020
What’s the difference between jam and jelly?
I ain’t never been caught in a traffic jelly. Slaps knee
     
Twitter 
Imtiaz Mahmood
@ImtiazMadmood
What’s the difference between jam and jelly?
You are never caught in a traffic jelly.
7:20 AM · May 12, 2020·Twitter Web App
 
The Herald (Glasgow, Scotland)
May 12, 2020
Herald Diary: An artful suggestion
By Lorne Jackson
(...)
Food for thought
A CULINARY conundrum from Sandra Fleming. “What’s the difference between jam and jelly?” she asks. “You can’t get stuck in a traffic jelly.”