When Protein World launched a billboard ad that asked 'Are you beach body ready?' on the London Underground, the backlash was swift.
The ad - featuring a bikini-clad model - was attacked on Twitter and Facebook, quickly becoming the subject of an online petition and, ultimately, sanctions by the advertising watchdog.
Carlsberg didn't miss a beat, however, showing their smarts with a clever idea to poke fun...

In fairness, Protein World took it in good spirits...
https://twitter.com/ProteinWorld/status/593764278227881984