Bruce Jenner Update: Ex-Wife Asks Olympian to "Cover Up" New Breast Implants

Bruce Jenner is embarking on a sex change and has begun the process by getting breast implants. Several photos have been released online of the former Kardashian patriarch wearing a sports bra.

According to Radar Online, his ex-wife Kris Jenner recently asked him to cover up his new breast implants when daughter Kourtney's kids Penelope and Mason went to his Malibu home for a visit. The site also released a new video in which she became visibly uncomfortable when asked about his transition.

"Kris asked Bruce ahead of time to wear a loose fitting top," said the source, according to report.. "She said she didn't want Kourtney's kids, Mason and Penelope to be confused by the breast implants."

The site is also reporting that the Kardashian matriarch is not happy with the upcoming sit-down, and is even threatening her former husband with legal action if her reputation is in any way, shape, or form ruined!

"Kris snapped this weekend and is now threatening him with a defamation suit, demanding that he let her see the Diane Sawyer interview and what is filmed so far of the documentary," according to a source.

The 65-year-old former Olympian, who has six biological children and four stepchildren, is widely assumed to be transitioning from man to woman.

Bruce Jenner will sit down with ABC's Diane Sawyer for a special interview in which he is expected to open up about his sex change.

"Those are the only ones I'm concerned with," says Bruce Jenner in a new clip released by ABC. "I can't let myself hurt them."

The interview will air in a special edition of ABC News' 20/20 beginning at 9 pm ET, April 24.