Many people apologize to their liver before drinking. “Dear Liver, I’m sorry but it is Friday at 5p” was posted on Twitter on April 10, 2009. “Dear Liver: I’m Sorry. :( #friday #party” was posted on Twitter on October 15, 2010. “Bachelor party this weekend.. I feel like I should apologize to my liver ahead of time.  Sorry little buddy” was posted on Twitter on March 26, 2010.
   
“SLIF” (“Sorry Liver, It’s Friday”)—similar to “TGIF” (“Thank God It’s Friday”)—has been printed on many images. “Sorry liver, it’s Friday so I’m going to poison you with whiskey once again” was posted on Twitter on July 22, 2011. “Sorry liver It’s Friday” was posted on Twitter on April 20, 2012. “S.L.I.F - Sorry Liver Its Friday #clever” was posted on Twitter on June 26, 2012.
 
“Dear liver, it’s Friday. Sorry, little buddy” is a similar saying that has also been printed on many images. The saying was posted on Twitter by Men’s Humor on October 18, 2013.
   
         
Twitter
Matt Cottam‏
@cottam
Dear Liver, I’m sorry but it is Friday at 5p.
4:35 PM - 10 Apr 2009
     
Twitter
Ahighqualityperson‏
@R_Claw
Dear Liver, Sorry but Kiki’s in town and that means booze.  Love, FRIDAY NIGHT!
4:10 PM - 23 Oct 2009
   
Twitter
You Don’t Know Me‏
@formerniceguy
I need to go ahead and apologize to my liver for the damage I plan to do to it in the near future. Sorry little buddy.
3:15 PM - 10 Feb 2010
 
Twitter
The Best Beer Blog‏
@thebestbeerblog
Bachelor party this weekend.. I feel like I should apologize to my liver ahead of time.  Sorry little buddy
10:42 AM - 26 Mar 2010
 
Twitter
Gina‏
@ginal24
Dear Liver: I’m Sorry. :( #friday #party
5:13 PM - 15 Oct 2010
 
Twitter
Cappadonna‏
@Jumanji_
Dear liver, I’m sorry… but…its friday
7:48 PM - 17 Dec 2010
 
Twitter 
jay_emortal_cks‏
@Cmonkey677
Sorry liver, it’s Friday so I’m going to poison you with whiskey once again.
6:59 PM - 22 Jul 2011
   
Twitter
Dan Cluchey‏
@DCluch40
Sorry liver It’s Friday
9:56 PM - 20 Apr 2012
     
Twitter
Vishal Maya Shetty‏
@V_Shall
Dear Liver…I’m sorry, its Friday!
9:03 AM - 1 Jun 2012
 
Twitter
REAL (973) Problems‏
@Real973problems
Sorry liver, it’s friday. #REAL973problems
3:07 PM - 1 Jun 2012
     
Twitter
Madeline‏
@mademurphy
S.L.I.F - Sorry Liver Its Friday #clever
7:08 PM - 26 Jun 2012
 
Twitter
Gerry Cleary‏
@GerryCleary
Photo: Sorry Liver it’s Friday. http://tmblr.co/Z3I-AyOLz3zr
7:43 AM - 29 Jun 2012
 
Twitter
Bailey Hemphill‏
@bailsofhemp
#SLIF stands for “Sorry, Liver. It’s Friday.”
9:12 AM - 29 Jun 2012
   
Twitter
College Humor‏
@_CollegeHumor_
S.L.I.F (sorry liver its Friday)
12:31 PM - 26 Oct 2012
   
Twitter
Men’s Humor‏
@MensHumor
Dear liver, it’s Friday. Sorry, little buddy.
6:50 AM - 18 Oct 2013
 
Twitter
Shit Liquor Says™‏
@ShitLiquorSays
S.L.I.F. - Sorry liver it’s Friday
3:03 PM - 25 Oct 2013
   
Twitter
Earl Dibbles Jr‏
@EarlDibblesJr
SLIF = Sorry liver it’s Friday
8:40 AM - 24 Feb 2017