 LOUISVILLE, Ky. DALLAS--BUSINESS WIRE--Papa Johns International, Inc. NASDAQ: PZZA today announced it has signed its largest domestic franchisee development agreement in the companys history with top U.S. franchisee operator Sun Holdings, Inc. Under the terms of the deal, Sun Holdings will oversee the opening of 100 new stores in high-growth markets across Texas by 2029. The partnership is another sign of Papa Johns accelerating development momentum, as both current and prospective fra 