Cracker Barrel Old Country Store is overhauling its brand and is partnering with three new marketing agencies to support its efforts. Blue Engine, a communications firm, will serve as the brand’s Agency of Record (AOR) for experiential marketing, PR, and partnerships. Prophet will lead Cracker Barrel’s brand marketing initiatives, which include brand communication and marketing campaigns, restaurant redesigns, and a renewed employee value proposition. Viral Nation will focus on expanding Cracker Barrel’s digital footprint....