Days before his separation from Kris was announced, Bruce was photographed openly flirting with a group of younger women during a racing event on Oct. 5. Even though their split was ‘a long time coming,’ Kris is still ‘very hurt’ by his antics.

Kris Jenner, 57, feels betrayed that Bruce Jenner, 63, was already behaving like a single man even before the couple confirmed their separation on Oct. 8, a source close to the family tells HollywoodLife.com. Read on for all the EXCLUSIVE details.

Bruce Jenner Flirting After Separation From Kris Jenner — Kris Is ‘Very Hurt’

Kris and Bruce may be separated, but Kris doesn’t appreciate her husband publicly hitting on other women.

“Bruce has not been acting like a married man, he has been flirting with women in public and Kris knows it, she’s very hurt,” the source EXCLUSIVELY reveals to HollywoodLife.com.

We’ve also learned that the separation was long overdue, but the two were keeping it under wraps in order to protect their brand and image.

“This has been a long time coming but it’s still very hard for everyone,” the source says. “They’ve been covering it up for months so having it out in the open is a relief but it’s not a happy time.”

Kris Jenner Hiding ‘Major Tension’ With Bruce Jenner

Kris has been trying her best to hide her marital troubles with Bruce, but it hasn’t been easy.

“Kris is all about putting a game face on and the plan is to pretend it’s all good and totally amicable between her and Bruce but the truth is there is major tension.”

So sad! We hope they will work out their differences, if only for their family’s sake.

Now it’s your turn to sound off, HollywoodLifers. Should Kris be upset Bruce is out flirting with other women? Let us know.

WATCH: Kris Jenner And Bruce Jenner Separate

– Eric Ray

More Kris Jenner & Bruce Jenner News:

1. Kris Jenner: Why She Liked Kanye West’s Jimmy Kimmel Interview
2. Kris & Bruce Jenner’s Former Nanny: They ‘Never’ Seemed In Love
3. Kris Jenner ‘Insanely Jealous’ Over Bruce Jenner’s Friendship With Ex