💡 How do you reinvent a 260-year-old stout without losing what made it iconic? Taking the stage at #CannesLions, AMV BBDO’s Nadja Lossgott and Guinness’ Stephen O’Kelly share how Guinness went from black and white to full color — becoming the world’s most talked-about, fastest-growing beer by embracing culture, distinctiveness, and even ceding control to its fans. #BBDOCannes #DoBigThings