“Call me butter because I’m on a roll”

“Call me/him/us butter because I’m/he’s/we’re on a roll” is a saying cited in print since at least 1999. The pun is for “on a roll” meaning both “on a winning streak” and “on a (dinner) roll.” The saying has been used most often in sports.
 
       
Google Groups: alt.sports.hockey.echl
Cbugsrun
Mar 27 1999
MOST WINS AT HOME! MOST WINS EVER IN ECHL! The Pride win 8-5 over the Tigersharks. The KELLY CUP is all thats left to end a dream season in the PEE DEE! Its hard to be humble when your as good as us! You can call us butter because we are on a ROLL!
     
Toonzone Forum
d4rkkn1ght
06-27-2002, 12:19 AM
(...)
Call me butter cause I’m on a roll!
 
NightClubCity.com
Louie Corrales
12-08-2003, 12:40 PM
(...)
We were on a roll
man u have no clue… call us butter and parkay…
 
Radio Feverland
Wednesday, May 18, 2005
Call us Butter…
cuz, you know. We’re on a roll. Two posts in less than a week? Unprecedented.
 
Google Books
Lydia’s Family
By Romana C. Guillotte
iUniverse
2006
Pg. 168: 
“Wow, someone call me butter, because I’m on a roll.” Bo said.
 
Google Books
African Americans in the Media Today:
An Encyclopedia
By Sam G. Riley
Westport, CT: Greenwood Press
2007
Pg. 432:
... expressions, such as complimenting a player by saying he is “cool as the other side of the pillow” or “Call him Butter, ‘cause he is on a roll.”
     
Husker Hoops Central
kldm64
Date: Thu Feb 28 1:15 PM, 2008
Call us Butter cause we are on a roll
 
The Post and Courier (Charleston, SC)
Spring time on the local scene was quite a blast
Jack McCray
Thursday, June 18, 2009 12:01 a.m.
(...)
Call us butter. We’re on a roll.
     
love for Him and them…
Monday, December 20, 2010
Call us Butter ‘cause we’re on a Roll
My Hubs made coffee & cinnamon rolls while I was getting ready before work the other day 😊
     
Survivor Discussion
jteaz
09/28/11 05:25 PM
Ha! Yup… just call us butter, baby- we’re *definitely* on a roll! And I think you may get your wish this season, unfortunately! NT