“I just [don’t] remember half the night.

It was bizarre,” the actress recalled.

It was bizarre."

THE REAL HOUSEWIVES OF BEVERLY HILLS Garcelle Beauvais, Denise Richards, Kyle Richards, Sutton Stracke

Nicole Weingart/Bravo/Getty

“Maybe there was a mix-up in the meal or the water or something.

I don’t know.

All I know is when I got home, I was like, ‘What?

Denise Richards and Dorit Kemsley on ‘The Real Housewives of Beverly Hills’

Denise Richards and Dorit Kemsley on ‘The Real Housewives of Beverly Hills’.Nicole Weingart/Bravo/Getty

There’s something wrong with me,'” she said.

Indeed, Richards’ husband Aaron Phypers knew something was off when his wife returned.

“I came home, and Aaron was like, ‘What is wrong with you?’

And I go, ‘I don’t know.’

I’ve never been like that,” she shared.