Machine Gun Kellyis recalling a trip of a lifetime with fiancéeMegan Fox.During a Tuesday appearance onJimmy Kimmel Live!, the 31-year-old musician gave his take ondoing ayahuasca for the first time— which Fox, 35, previously opened up about, saying the experience made her feel as if she “went to Hell for eternity.““Going [into] the third night, Megan was like ‘I can’t, I can’t do this. I can’t go back,’ " said Kelly. “Her first night, [it was] rainbows [and] unicorns. It was great. Her second night, she was like, ‘I don’t ever want to see that again.’ “The “Bloody Valentine” hitmaker toldJimmy Kimmelof the reasoning behind their decision to partake indrinking the psychoactive tea, “We were exorcising some things out of us that we needed to get rid of.““The plant was a medicine that really went inside — you could feel it working inside your body. Even after you left, it stayed there. So it was interesting,” Kelly said.Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human-interest stories.Machine Gun Kelly and Megan Fox.Jerritt Clark/GettyFoxpreviously told Kimmel, 54, back in July 2021 that she and Kelly (real name: Colson Baker) did ayahuasca “with indigenous people” during a trip to Costa Rica, sharing, “[There was] nothing glamourous about it and it’s all a part of making you vulnerable so you sort of surrender to the experience.“When it came to the actual ceremony and drinking the ayahuasca, theJennifer’s Bodyactress said the experience went on for three nights and was “incredibly intense.““Everybody’s journey is different, but on the second night,I went to Hell for eternity,” Fox recalled. “Just knowing it’s eternity is torture in itself, because there’s no beginning, middle or end. So you have a real ego death.““It just goes straight into your soul and it takes you to the psychological prison that you hold yourself in,” she added. “So it’s your own version of hell, and I was definitely there.“RELATED VIDEO: How Machine Gun Kelly Accidentally Stabbed Himself While Trying to Impress Megan FoxIn Kelly’s chat with Kimmel on Tuesday, he recalled being the “last person to go up and take” a cup of the tea — and, in fact, he drank the most out of everyone in the circle, as the shaman told him he had “a big shadow of darkness behind” him and needed more.“That’s some shadow. Did the shadow go away?” the host asked.“On the third night, I remember the shaman, he had a bottle of tobacco water and he did this thing and I saw gray — it looked like sand coming from my body, and I watched it go,” said Kelly. “And I was like, ‘What was that? Was that me?’ “But “all jokes aside,” the musician told Kimmel that the experience “was one of the most important things that happened to me in my life.”

Machine Gun Kellyis recalling a trip of a lifetime with fiancéeMegan Fox.

During a Tuesday appearance onJimmy Kimmel Live!, the 31-year-old musician gave his take ondoing ayahuasca for the first time— which Fox, 35, previously opened up about, saying the experience made her feel as if she “went to Hell for eternity.”

“Going [into] the third night, Megan was like ‘I can’t, I can’t do this. I can’t go back,’ " said Kelly. “Her first night, [it was] rainbows [and] unicorns. It was great. Her second night, she was like, ‘I don’t ever want to see that again.’ "

The “Bloody Valentine” hitmaker toldJimmy Kimmelof the reasoning behind their decision to partake indrinking the psychoactive tea, “We were exorcising some things out of us that we needed to get rid of.”

“The plant was a medicine that really went inside — you could feel it working inside your body. Even after you left, it stayed there. So it was interesting,” Kelly said.

Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human-interest stories.

Machine Gun Kelly and Megan Fox.Jerritt Clark/Getty

Machine Gun Kelly and Megan Fox attend Machine Gun Kelly’s UN/DN LAQR Launch Event on December 04, 2021 in West Hollywood, California.

Foxpreviously told Kimmel, 54, back in July 2021 that she and Kelly (real name: Colson Baker) did ayahuasca “with indigenous people” during a trip to Costa Rica, sharing, “[There was] nothing glamourous about it and it’s all a part of making you vulnerable so you sort of surrender to the experience.”

When it came to the actual ceremony and drinking the ayahuasca, theJennifer’s Bodyactress said the experience went on for three nights and was “incredibly intense.”

“Everybody’s journey is different, but on the second night,I went to Hell for eternity,” Fox recalled. “Just knowing it’s eternity is torture in itself, because there’s no beginning, middle or end. So you have a real ego death.”

“It just goes straight into your soul and it takes you to the psychological prison that you hold yourself in,” she added. “So it’s your own version of hell, and I was definitely there.”

RELATED VIDEO: How Machine Gun Kelly Accidentally Stabbed Himself While Trying to Impress Megan Fox

In Kelly’s chat with Kimmel on Tuesday, he recalled being the “last person to go up and take” a cup of the tea — and, in fact, he drank the most out of everyone in the circle, as the shaman told him he had “a big shadow of darkness behind” him and needed more.

“That’s some shadow. Did the shadow go away?” the host asked.

“On the third night, I remember the shaman, he had a bottle of tobacco water and he did this thing and I saw gray — it looked like sand coming from my body, and I watched it go,” said Kelly. “And I was like, ‘What was that? Was that me?’ "

But “all jokes aside,” the musician told Kimmel that the experience “was one of the most important things that happened to me in my life.”

source: people.com