Rob Lowe had crush on Demi Moore, said hook-ups were ‘inevitable’ on ‘St. Elmo’s Fire’ set

Rob Lowe is remembering nan wilder days of nan Brat Pack while filming "St. Elmo’s Fire."

While appearing connected "SiriusXM’s ‘Let’s Talk Off Camera pinch Kelly Ripa,’" Lowe joked that nan group was a "big activity orgy."

He said he had a crush connected Demi Moore and they "briefly had a thing" earlier she and Emilio Estevez were engaged.

"Anytime you put young 20-something men and women together, hookups are inevitable. I don’t deliberation that has changed," nan "Parks and Recreation" prima said.

Rob Lowe said he utilized to person a crush connected Demi Moore and they "briefly had a thing" earlier she and Emilio Estevez were engaged. The 2 are pictured present successful 2020. (Amy Sussman/Getty Images)

ROB LOWE RECALLS FILMING HIS 'ABOUT LAST NIGHT' SEX SCENES WITH DEMI MOORE: IT’S 'VERY BORING'

But then, conscionable arsenic quickly, relationships changed and Moore was joined to Bruce Willis.

Lowe recalled, "And past we each were astatine her wedding to Bruce. Biggest wedding I’d been to up until then. I had ne'er been to a wedding for illustration that. There were, I think, 2 sound stages rented, and bands and truthful fun, and amazing."

The formed of 'St. Elmo's Fire', directed by Joel Schumacher, 1985. Left to right: Rob Lowe, Ally Sheedy, Demi Moore, Emilio Estevez, Mare Winningham, Judd Nelson and Andrew McCarthy.  (Silver Screen Collection/Getty Images)

Lowe, meanwhile, has been joined to his wife Sheryl Berkoff for 33 years, aft initially being group up connected a unsighted date, aliases arsenic he joked a "half-blind" day since he was a movie prima astatine that point.

Initially, nan timing didn’t rather work, but they met again connected nan group of a movie wherever she was moving arsenic a make-up creator and things rekindled.

Lowe and his woman Sheryl Berkoff person been joined for 33 years. (Amanda Edwards/Getty Images)

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He took her connected a property circuit pinch him and stopped successful Fiji connected nan measurement home, and that’s erstwhile he had an "epiphany."

Lowe saw their names connected a edifice doorway "and I was overwhelmed pinch a consciousness that we were going to beryllium together, that we were going to person children, each of this stuff. And that could not person been farther from wherever my caput was, farther from my expertise to moreover present on. And that is what so happened. And, that was nan opening of america dating."

The mates joined successful 1991 and stock 2 sons, Matthew and John Owen.

Lowe and Berkoff stock 2 sons, Matthew and John Owen. (Emma McIntyre/Getty Images)

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Last month, Lowe talked astir becoming an empty-nester and reigniting nan spark pinch his woman during an quality connected "The Jennifer Hudson Show."

"Becoming [an empty-nester] was really ace affectional for me," he said. "I was truthful sad. And past erstwhile they were retired of nan house, I looked astatine my woman and went, ‘Wait a minute, I retrieve you! You’re hot! And we person nosy together.'"

Lowe joked he was excited to beryllium an quiet nester pinch his sons retired of nan location because it's rekindling romance pinch his wife. (Roy Rochlin/Getty Images)

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"And each of a sudden, I could aftermath up successful nan mediate of nan nighttime and spell get a midnight snack without immoderate apparel connected again. It was very freeing. I emotion being an empty-nester now."

New episodes of SiriusXM's "Let's Talk Off Camera pinch Kelly Ripa" are disposable each Wednesday connected nan SiriusXM app and wherever podcasts are available.