Dolly Parton and Porter Wagoner were not happy with each other after they stopped working together. Parton wasn't thrilled ...

Dolly Parton and Porter Wagoner worked together for years. Her guitarist said this wasn't a good partnership for her.

Still, she’d been hard at work on her music career long before she met him. Wagoner gave himself more credit than Parton did. He said much of her early success was his doing. Porter Wagoner said ...

"I did want to put out new music," says Wagoner on the phone from Nashville. "Marty had introduced me to the people at the record label, Anti- Records...I knew they were excited to have an album by ...

Dolly Parton joined Porter Wagoner’s show in 1967, bringing her the widespread attention her career needed. She was grateful ...

Emmylou Harris' song, "To Daddy," was never supposed to be hers, though, thanks to Dolly Parton's rebellious ways, it was and always will be.

In a PEOPLE exclusive clip from his film Country Music, the 75-year-old speaks ... and long-term working relationship with Porter Wagoner in 1974, after working together for seven years.