Dolly Parton may have sung about working “9 to 5,” but the country queen clocked a six-decade shift that leaves behind a massive $450 million empire. Her meticulously crafted estate plan is set to determine who gets the keys to the kingdom — and what happens to the fortune she spent a lifetime building. The music legend’s assets include a 3,000-song catalog estimated at $120 million, an estimated $165 million stake in Dollywood, a sprawling Tennessee property valued at roughly $10 million and, potentially, decades’ worth of personal possessions, including her famously extensive wardrobe and memorabilia. How that fortune will be divided,…









