There are several Texas bumper stickers that have been popular for several decades. Many of the bumper sticker sayings may have been coined in the 1970s and 1980s by Allied Printing of Dallas, as the below article indicates.
17 February 1984, Los Angeles Times, pg. F33:
Hug Your Bumper Sticker Today
Dallas Printer Turns Out 25 Million of Them a Year
By LESLIE POUND, Dallas Morning News
“They’re traveling billboards,” says Ray Stein, president of Allied Printing, a Dallas sticker manufacturer.
They’re also not particularly hospitable ("Welcome to Texas—Now Go Home"),...
“Love New York? Take I-30 East.”
“Keep Texas Beautiful: Put a Yankee on a Bus.”
Texas (Lone Star State Dictionary) • (3) Comments • Friday, August 25, 2006 • Permalink
We can give Austin back to California whenever y’all want to…
Welcome to Texas. We only have two rules here… stay outta the left lane and be Nice to people.
That boy’s busier than a 3-legged cat in a litter box.