If there's one thing we know that brands hate, it's other brands. If it was less frowned upon, most ads would probably consist of malicious attacks on competitors.
Which is why we're official fans of designer Graham Smith.
The British mischief-maker has created a collection of 'Brand Re-versions' which combine logos of rival companies, who would probably burst a blood vessel if they saw the results.
So, take a look at the slightly jarring yet rather satisfyingly anarchic logos but just don't tell the suits about it.
You can see more of Graham's work here.