Caitlyn Jenner says that the late Robert Kardashian had confessed that he knew that O.J. Simpson was guilty during the scandalous trial.

Robert Kardashian allegedly knew that O.J. Simpson was guilty of killing his wife Nicole, despite the fact that he defended the shamed athlete during the trial.

Caitlyn Jenner, formerly known as Olympic gold medalist Bruce Jenner, was married to Robert Kardashian's ex-wife Kris Jenner during the famous murder trial.

Robert Kardashian confided in his ex's new husband?

In her upcoming memoir, 'Secrets of My Life,' Caitlyn Jenner admits that the late attorney had confessed that he knew O.J.

was guilty because he came clean during a car ride with Bruce in the late nineties.

This means that the late lawyer confided his secret in his ex-wife's new husband.

Caitlyn, 67, said that she "would've been okay with it if they had gotten him in the first trial."

O.J. Simpson was found guilty of manslaughter in the1998 civil trial.

Jenner said that Kardashian made it obvious that he believed Simpson was guilty, according to Radar Online.

Before the Kardashians found fame on the family reality series 'Keeping Up With The Kardashians,' the family first made headlines during their late father's major role in the infamous O.J. Simpson 1994 acquittal on charges he murdered his ex-wife Nicole Brown and her friend Ron Goldman.

Caitlyn hated O.J.

Caitlyn Jenner's wife at the time, Kris Jenner, had a close relationship with Nicole Brown-Simpson before the murder and the Olympic gold medalist absolutely hated O.J.

Jenner said that O.J. was "narcissistic, egocentric, neediest a**hole in the world of sports" that she had ever seen.

The 'I Am Cait' star said that she thought O.J. definitely got away with two horrific murders.

Kourtney and Kim Kardashian allegedly took their father's side and believed Simpson was innocent.

Caitlyn, who was then known as Bruce, said that he forbade the Kardashian girls to ever speak the accused murderer's name in their house again.

Robert jealous of Bruce?

Caitlyn even claimed that she believed Robert Kardashian may have been motivated to represent Simpson because he was jealous that Kris had moved on from their marriage saying, "I wonder if it was his way of saying to her what I think she was saying to him when she married me: a big f*** you."

However, if Kardashian was jealous, why would he admit his secret to Jenner?

Robert Kardashian died of cancer in 2003 before his family's crazed fame at just 59 years old.

Caitlyn Jenner's highly anticipated tell-all book is out April 25, People reported. The transgender reality star admitted to undergoing gender reassignment surgery in January 2017.

Do you think Robert Kardashian confessed to Caitlyn Jenner back in the day during the O.J. trial? Let us know in the comments section below!