Built over 30 years. Reinvented every day. At #CannesLions2025, BBDO’s Nancy Reyes and Mars Petcare’s Leonid Sudakov joined Adweek’s Alison Weissbrot on stage to celebrate how Mars and BBDO are redefining what it means for legacy brands to thrive—by taking chances, staying in sync, and always evolving, together. #DoBigThings #LegacyBrands #Reinvention | marswrigley | adweek | omnicom