Fresh off winning American Idol 2026, Harper announced on Instagram that Sargento will serve as the exclusive national cheese sponsor of her first nationwide String Cheese Tour. "When I first sang my song 'String Cheese' on American Idol, I was just putting my unfiltered experience as a mom out there. It All Started With 'String Cheese'Harper's original song "String Cheese" became one of the defining moments of the 2026 American Idol season. she says when asked if she ever imagined string cheese would change her life. For me, string cheese is the ultimate, real-life snack that gets you through those busy days.