Holly Madison was in a relationship with Hugh Hefner from 2001 until 2008

Wilkinson opened up about one habit that Hefner had when it came to dog mess in the Playboy Mansion

Hugh Hefner was the owner of Playboy magazine until he died in 2017

Crystal Harris married James Ward last week

She's not the only Playboy Bunny to speak out about intimacy with Hugh Hefner

Crystal Hefner released a lengthy statement slamming Holly Madison and Bridget Marquardt

Kendra Wilkinson fired back at the 'negative energy' of people who attack her appearance 20 years after the Playboy Mansion

Crystal believes the scrapbooks could contain images of minors

He had some bizarre preferences...

She played the same Madonna track every time they got intimate for one key reason

Crystal Hefner spoke about what the mansion was really like

She explained what it was like dating Hugh Hefner

There was a 53-year age gap between Holly Madison and Hugh Hefner

Holly Madison notoriously dated Hugh Hefner in the 2000s

The Girls Next Door star moved into the Playboy Mansion with Hefner after meeting at his 78th birthday party in 2004

Holly Madison admitted she had to fight for changes in the Playboy Mansion

The former Playboy Mansion resident said people call her a 'tunnel denier'.

Kendra Wilkinson spent five years in the Playboy Mansion in the early 2000s

The former girlfriends of Hugh Hefner apparently didn't get on

Holly Madison has spoken often about her time in the Playboy mansion with Hugh Hefner

The 39-year-old reality star has a plan for what she will tell her daughter about the Playboy Mansion

Women who spent time in Hefner's infamous Playboy Mansion have had highly contrasting experiences...

The four Playboy documentaries range from 'heartbreaking' to 'inspiring'...

The Playboy magazine founder made clear he was a man of routine