What to know

• Parton made her mark in the country arenas of Nashville, and then crossed over into the pop world, Hollywood and beyond.S1
• There’s been a lot of talk about approval ratings lately, so let’s pour one out, or a few billion, for Dolly Parton, the only superstar in the history of entertainment to rise to a 100% public approval rating for even a moment, let alone 60 years. It doesn’t m...S2