Remember when you were little and you would darn near go out of your way to test the limits of your parents' patience? And then as you got older, testing the limits turned into pushing boundaries and seeing just how far you could go when it came to playing by the rules.
Well, a Texas couple wanted to do just that when they decided to bring a steer into Petco just to see if the pet store would have a cow over them testing the retailer's "all leashed pets are welcome" policy.