“Buy one beer for the price of two, and get the second beer free”

“Buy one beer for the price of two, and get the second beer free” is a jocular bar saying that has been printed on several images. “Buy one for the price of two and get one free!” was posted in the newsgroup alt.2eggs.sausage.beans.tomatoes.2toast.largetea.cheerslove on November 17, 1999.
 
“Buy one for the price of two and get the second one free!” was posted on Twitter by Brooke on March 22, 2009. “Buy 1 beer 4 the price of 2 and get the second 4 free!” was posted on Twitter by Roger Bloem on February 22, 2012.
         
 
Google Groups: alt.2eggs.sausage.beans.tomatoes.2toast.largetea.cheerslove
New Web Site Idea
LCurry8690
11/17/99
(...)
It’s a bit like a fruiterer near where I used to live - he had a sign up outside his shop which said “Buy one for the price of two and get one free!”  It got people coming into his shop if nothing else!  😊
     
19 November 2006, Providence (RI) Journal, “Business notes” by John Kostrzewa, pg. ?:
“Special—Buy 1 small sandwich for the price of two. You get the second sandwich absolutely free.” A customer stopped in last week and asked if he could get the “special” if he wanted two larges.
 
Twitter   
// Brooke //
@brookeannealva
Buy one for the price of two and get the second one free!
12:51 PM - 22 Mar 2009
   
Twitter
Brandi Love ®
@brandi_love
Buy one for the price of two and get the second one free!
8:15 AM - 30 Mar 2009
     
Twitter
Adele Louise 🌼
@adelelouised
Ha ha seen a sign saying buy one bag of fish and chips for the price of two and get the second bag for free lol you get? @AdamLHolland94
10:27 AM - 28 Jul 2011
 
Twitter
Oscar, one man fail compilation
@o_romero27
“But 1 beer 4 the price of 2 and get the seccond one for free!” TROLOLOLOL
4:12 PM - 22 Feb 2012
   
Twitter
Roger Bloem 🍔 🍟
@RogerBloem
Hahaha! Buy 1 beer 4 the price of 2 and get the second 4 free! http://yfrog.com/oehmerwj
5:06 PM - 22 Feb 2012
   
Twitter
Alejandro.
@AlejoSocorro
Buy 1 beer, 4 the price of 2 and get the second beer 4 free!
12:53 AM - 23 Feb 2012
     
Google Books
Market Like You Mean It:
Engage Customers, Create Brand Believers, and Gain Fans for Everything You Sell

By Al Lautenslager
Entrepreneur Press
2014
Pg. 68:
Buy 1 Beer for the Price of 2 and Get the Second One Free
         
Facebook
El Mariachi Mexican Restaurant
January 4, 2014 ·
Buy one Margarita for the price of two, and get the second one Free ..!
 
Facebook   
Wellsburger
January 8, 2015 · Wellsburg, IA ·
Buy any burger for the price of two and get the second one free!
   
21 May 2015, Townsville (Queensland) Bulletin, “PM, here’s a fine idea for you to pay” by Steve Price, pg. 2:
Oops, I nearly forgot Halifax, where there’s a sign on the pub, ‘‘Buy One Beer For The Price Of Two, And Get The Second For Free!”
 
Twitter
DesperadosTacos
@DesperadosTacos
Buy 1 margarita 4 the price of 2 and get the second margarita FREE!
2:31 PM - 15 May 2018
 
British Comedy Guide
Published: Saturday 26th May 2018
(...)
Buy One Meal… (Series 1, Episode 4)
“Buy one meal for the price of two… get the second meal absolutely free.” (On a sign.—ed.)
Here’s hoping that their food is better than their maths skills.
 
Twitter
Bars Society
@BarsSociety
THE BERNIE SANDERS HAPPY HOUR SPECIAL…
Buy One Drink for the Price of Two and Get the Second Drink Absolutely FREE!!! 🍺🍺
12:03 PM - 4 Mar 2019