So what happens when the very signs you rely on are clearly messing with you? For the signs below, someone clearly had a fun day at work ... of salt and a sense of humor.

Laughter truly is the best medicine, and some zodiac signs seem ... loves offbeat humor that makes people think, and they enjoy pushing the boundaries of what’s considered funny.

You may have heard that federal officials are cracking down on highway humor. Signs like “Seat ... efficacy of their safety programs. The funny signs might not have worked, but they allowed ...

MATT BRUNING: When I tell people I work ... signs? KASLER: Matt Bruning speaks for the Ohio Department of Transportation, which has been using humorous messages since 2015. BRUNING: And it's funny ...