Mackenzie Phillips discussed on Valerie Bertinelli’s podcast a letter from a family friend that supports her claims of sexual abuse by her late father, John Phillips. The letter detailed observations made when Phillips was nine years old and corroborates her account of being raped at 19 and engaging in a consensual relationship with him until she became pregnant and had an abortion. Phillips spoke about the impact of not being believed despite coming forward previously on "Oprah," and how this new evidence has reinforced her resolve to share her story.
Written locally by qwen2.5:14b on 2026-09-18,
using this article's own text rather than the other coverage of the
same event (that is the story summary below).
For decades, Mackenzie Phillips said she lived with the pain of not being believed about her late father, John Phillips.
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she → say → father
Then an unexpected letter landed in her hands – and changed everything.
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letter → land → everything
Phillips opened up about a stunning letter from a longtime family friend that corroborated her claims of abuse by her late father during an episode of Valerie Bertinelli's podcast, "Get Naked."
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that → open → Naked
Phillips recalled receiving the letter while working at Breathe Life Healing Center.
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Phillips → recall → Center
"Head of HR comes in.
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Head → come → HR
And he says, 'Oh, you got a letter.'
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you → say → letter
And I said, 'Oh, wow.
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Because, you know, we get fan mail there," she told Bertinelli.
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she → know → Bertinelli
"And I won't go into too much detail, but it was from one of the most credible sources you could ever know of a family friend saying that ... their husband observed something horrific when I was nine."
"And I said, ‘Jeffrey’ – my brother, you know – 'I want to tell you.'
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He said, 'I don't want to know.'
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I → say → ?
Nobody wants to know.
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Nobody wants to know, you know," Mackenzie said.
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Mackenzie → want → ?
I'm on my own in this nobody believes me.
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nobody → believe → me
"Here's the thing is that I told the people – that said that I was lying – back then," she added.
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she → tell → people
"They already knew.
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They → know → ?
But I got this letter."
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I → get → letter
Bertinelli asked Mackenzie how it affected her to find the courage to speak out only to have people not believe her.
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people → ask → her
"Well, there's an element of protecting the legacy of The Mamas & The Papas," she explained.
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she → be → Mamas
"I can separate the man from the music.
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I → separate → music
I know that this was like the perfect storm of drugs and alcohol and untreated mental health.
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this → know → drugs
"
"But I got this letter, and I'm sitting there reading it, and it was like shocking, shocking – the content," Mackenzie recalled.
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Mackenzie → get → it
"And this woman said, 'I'm so sorry I didn't come forward to support you while you were on "Oprah."
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you → say → Oprah
I didn't know what to do.
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But here's what happened.'
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what → happen → ?
And I'm sitting there.
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I → sit → ?
At the time, Mackenzie had the director of Breathe Life Healing Center read the letter.
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director → have → letter
"And I handed it to her, and she sat in the chair in my office, and she went, 'Oh my God, Mac.'
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she → hand → office
And tears started pouring down her face," she remembered.
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she → start → face
"I could feel nothing.
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I just sat."
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"But she said, 'Mac, honey, it's time.
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It's time for you to dig even deeper.'
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you → dig → ?
It's time because now that you have this, you had a knowing all along, but now you have proof of being groomed from a very young age,'" Mackenzie recalled.
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Mackenzie → have → age
Mackenzie alleged John had raped her at age 19 in her memoir, "High on Arrival," published in 2009.
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John → allege → 2009
"I woke up that night from a blackout to find myself having sex with my own father," she wrote.
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she → wake → father
"I don't remember how it started or, thankfully, how it ended."
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it → remember → ?
After the alleged rape, Mackenzie claimed the intimate relationship became consensual and lasted for 10 years before she became pregnant.
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she → allege → years
The incest stopped then, and she had an abortion, according to Mackenzie's memoir.
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she → stop → memoir
However, Mackenzie now views the relationship with her father differently.
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Mackenzie → view → father
"I learned from my appearance on 'Oprah' and my book that – because I was calling it consensual because I was trying to protect him – there is no such thing as consent between a parent and a child,' she told Bertinelli.
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she → learn → Bertinelli
…and 5 more, not listed.