“Whomever stole my highlighter, I’ll find you. Mark my words”

“Mark my words” is an expression meaning that one should remember what the speak is saying. “Mark my words” usually does not involve literally marking words, but there are highlighter jokes.
   
“Highlighter pens are the future. Mark my words” was posted on Twitter by Andy Webb on December 4, 2009. This pun has been printed on several images.
 
“Here’s a highlighter. Mark my words” was posted on Twitter by Justin on September 9, 2011. “What dd the Book tell the Highlighter? Mark my words!” was posted on Twitter by Leonard Chong on August 11, 2012.
   
“I will find and punish whoever stole my highlighter. Mark. My. Words” was posted on Twitter by Zachary Rosas on June 1, 2018. “Whomever stole my highlighter, I’ll find you. Mark my words” was posted on Twitter by Showoff Swagga® on June 10, 2020.
 
“Imma start collecting highlighters. Mark my words!” was posted on Twitter by Joel Wade on March 29, 2019.  “I’M GOING TO START COLLECTING HIGHLIGHTERS. MARK MY WORDS!” was posted on Facebook by Indian Hills Community Sign on July 22, 2020.
   
         
Merriam-Webster Dictionary
mark my words idiom
—used to tell someone to listen to and remember what one is saying
   
Twitter
Andy Webb
@webbyand
Highlighter pens are the future. Mark my words.
1:43 PM · Dec 4, 2009·Twitter Web Client
   
Twitter
Martyn Redstone
@mredstone
fluorescent yellow highlighter pens are the future - mark my words!
1:10 PM · Dec 5, 2009·Twitter Web Client
 
Twitter
Justin
@jcvampuk
Here’s a highlighter. Mark my words.
6:36 AM · Sep 9, 2011·Twitter for iPhone
   
Twitter
Scotty
@Scotty0314
Today I yelled at my highlighter: “MARK MY WORDS!!”
3:47 AM · Dec 13, 2011·UberSocial for Android
     
Twitter
Maru van der Merwe
@maroogle
Day 2: Mark my words highlighter… Mark my words!  @ MXit - La Gratitude http://instagr.am/p/JWq65uxnLC/
5:09 AM · Apr 13, 2012 from Stellenbosch, South Africa·Instagram
 
Twitter
δανϵ ͷϵϴ Call me hand
@DaVeNeO
That angry? lol RT @mromega3: I’m promise you nothing will stop me from going out to buy a fluorescent highlighter. Mark my words.
7:59 AM · Jun 26, 2012·Hootsuite
   
Twitter
Leonard Chong
@leonardchong
What dd the Book tell the Highlighter? Mark my words!
1:47 PM · Aug 11, 2012·yoono
   
Twitter
Joshua Locke
@LockeDogg
You mark my words highlighter….mark my words.
9:27 AM · Sep 4, 2013·Twitter Web Client
 
Twitter
Cody East
@codyeastcomedy
I will use this highlighter!!!!!
Mark my words.
#oneliners #jokes #lol
5:15 PM · Feb 10, 2016·Twitter for iPhone
     
Twitter
The Dad Jokes DadaBase
@dadjokesdb
Highlighter pens are the future.
Mark my words !!!
12:56 PM · Jan 15, 2017·Twitter Web Client
 
Twitter
Zachary Rosas
@OhMyTNoodle
I will find and punish whoever stole my highlighter.
Mark. My. Words.
8:53 PM · Jun 1, 2018·Twitter for Android
 
Twitter 
Joel Wade
@Wahday44
Imma start collecting highlighters.
Mark my words!
9:32 PM · Mar 29, 2019·Twitter for iPhone
     
Twitter
Showoff Swagga®
@ShowoffSwagga
Whomever stole my highlighter, I’ll find you. Mark my words.
4:13 AM · Jun 10, 2020·Twitter for Android
   
Twitter
Fabulous ME
@Funtec41
Whomever stole my highlighter, I’ll find you. Mark my words.
6:50 AM · Jun 11, 2020·Twitter for Android
   
Twitter
Puns AndOneliners
@punsandoneliner
Highlighter pens are the future.  Mark my words.
https://punsandoneliners.com/randomness/highlight-jokes/  #Highlight #HighlightJokes #Joke #Humour
6:00 AM · Jun 12, 2020·Twitter for Advertisers
       
Twitter
👋🏻вєαя
@BigBearF1
Whomever stole my highlighter, i’ll find you.
Mark my words.
2:35 AM · Jun 17, 2020·Twitter for iPhone
 
Twitter
Roger Cook
@Roj78
@BadJokeCat I’m going to buy a shitload of highlighters.
Mark my words.
1:30 PM · Jul 16, 2020·Twitter for Android
 
Facebook
Stephanie Parrish Johnson
July 18, 2020 at 7:01 PM ·
Get it? “Mark my words.” Because you use a highlighter to mark over words… 😂😂😂
Who ever stole my highlighter, I will find you, mark my words

Facebook
Indian Hills Community Sign
July 22, 2020 at 10:25 AM ·
I’M GOING TO START COLLECTING HIGHLIGHTERS
MARK MY WORDS!