In her memoir “Inside Out,” Demi Moore revealed that she and now-ex-husband Ashton Kutcher had welcomed a third person into their bedroom. While addressing Kutcher’s alleged infidelity in their marriage, she wrote, “Because we had brought a third party into our relationship, Ashton said, that blurred the lines and, to some extent, justified what he’d done.”

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Jane Fonda wrote in her book “My Life So Far” that she and ex-husband Roger Vadim participated in threesomes. “Sometimes there were three of us, sometimes more. Sometimes it was even I who did the soliciting. So adept was I at burying my real feelings and compartmentalizing myself that I eventually had myself convinced that I enjoyed it.”

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Lady Gaga wouldn’t reveal the juicy details, but confirmed to radio show “Mojo in the Morning” that she’s participated in a threesome. “Umm, well I suppose I have, yes. I don’t want to reveal too much. I just can say the truth,” Gaga said.

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When appearing on “Watch What Happens Live,” Martha Stewart played coy when answering naughty questions. She told Andy Cohen that she had previously sexted, and when it comes to whether or not she has had had a threesome, she answered, “Maybe…”

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Big Sean thinks a threesome is a right of passage. He told Rolling Stone, “I feel like a threesome is an important part of life, something you’ve got to experience before you die.”

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Jenny Mollen wrote in her memoir “I Like You Just the Way I Am” that she once hired prostitutes for her husband Jason Biggs’ birthday. Biggs explained on “The View,” “It took three ladies over the course of three days. Let’s just say I didn’t complete the mission. My wife found the whole thing to be quite hysterical even while it was happening. She was actually on the bed, watching, eating a bag of chips, laughing, so as you can imagine, I wasn’t really performing to the best of my abilities. Also, said prostitute wasn’t engaging with my wife the way I hope she would, so it all kind of fell apart, and the rest is in the book.”

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In a 2010 interview with Rolling Stone, Russell Brand admitted to having a threesome with a male friend. “Once me and my mate went through a stage, I dunno why, circumstances or something, where we slept with this same girl a few times,” he said. “It never ended well. One occasion I accidentally got some sperm on his leg. He responded in a way that was a sort of tit for tat mentality that led to war all over the world.”

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Meghan King Edmonds said on her podcast that that she partook in a threesome at her husband Jim’s request. “I cast aside my uncomfortability [sic] with threesomes — everything that I had in my head about a threesome being weird and gross — because I was fun and I wanted to do things for my husband,” she said. Jim Edmonds went on to split from his wife, and later began dating their alleged threesome partner, Kortnie O’Connor (R).

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Before their eventual breakup, Brody Jenner and Kaitlynn Carter liked to keep it interesting in the bedroom. “We’re not opposed to having somebody else join in on our sexcapades,” Jenner told GQ.

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Ricki Lake revealed on “Watch What Happens Live” that she had her first threesome between the ages of 40 and 50.

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Threesomes were part of Mel B and Stephen Belafonte’s relationship, according to Mel B’s book “Brutally Honest.” She wrote, “I don’t think it’s shameful to like sex, I don’t think it’s shameful to experiment — as long as it is all consensual.”

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In an interview with radio station Hot 97, Miguel described threesomes as “really, really fun.” But he admitted they can have a downside. “There’s been some real bad threesomes too, where it’s like you don’t know what you’re doing … I love to be in control.”

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Brandi Glanville once told the Huffington Post about her threesome experiences, saying, “It’s only been a few times in my life. If it happens, it happens.”

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In an interview with Q magazine, Moby described a threesome as somewhat of a wake-up call. “To fall asleep at the beginning of a threesome with two beautiful women and wake yourself up because you were snoring, I was like, ‘Wow, I’m so depleted. Like a husk of a human’.”

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When Kandi Burruss was asked if she’s “ever even done a threesome” by HipHollywood she replied, “Yes, I have.”

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For Amber Rose, threesomes just aren’t her thing. She described the encounter on her podcast, “Loveline with Amber Rose,” and said, “We kinda just got together. It was a guy and a girl and it was f–king horrible.” She said. “I hated it, because I feel like I am a very passionate lover and I like that one-on-one passion. With the threesome I felt like there was no passion. There was no kissing and rolling around. All those moments were not there.”

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“Watch What Happens Live” also got Dennis Quaid to reveal his past history with threesomes in a 2017 episode.

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While appearing on Alexa Chung’s talk show in 2009, Gerard Butler revealed that he’d had a threesome in the past year.

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While opening up on “Red Table Talk” Jada Pinkett Smith revealed that she had experimented with a threesome when she was “very young” but it wasn’t for her. “I didn’t like it. It just didn’t have the level of intimacy [I wanted]. But I tried it once and I was like, ‘Well, that’s not for me.'”

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