Kim Kardashian opens up about about her mother's extramarital affair... as the two bond at gym

Kim Kardashian and her sister Kourtney have opened up about their feelings on their mother's extramarital affair.
The two air their thoughts on the issue during tomorrow night's episode of Keeping Up with the Kardashians.
Kris Jenner confessed to the fling in her recent autobiography. 

Bonding: Kim Kardashian and Kris Jenner were seen bonding on Friday in Los Angeles as they set off together for the gym

The reality show matriarch was married to Robert Kardashian, Kim and Kourtney's late father, when she strayed.

Kris and Robert divorced and in 1991, Kris married Bruce Jenner.
As they talked, Kourtney revealed that she was angry that her other included the infidelity in her book.

Heart to heart: Kim and Kourtney discussed their mother's affair over lunch on Keep Up with the Kardashians

Looking for answers: Kim suggested Kourtney discuss the the affair with their mother Kris

 
Emotional: Kim cried as she chatted with her sister

Speaking out: Kim will open up about her mother's affair on tomorrow night's episode of Keeping Up with the Kardashians

Kim told her to talk it through with their mother because 'you have this resentment towards mom.'
But despite the revelation of the affair, Kim and Kris are just as close as ever.
The two were spotted this weekend in Beverly Hills for a round of exercise.

 
Maintaining her curves: Kim set off for the gym immediately after returning from the Cannes Film Festival

Pamper time: Kim was seen going to the nail salon later in the day

Kim, 31, walked to her SUV, with her hair scraped back into a ponytail and hid her eyes behind huge black sunglasses.
She wore knee length black leggings, a black tank top, over a black and white fitness bra, and neon green Nike Trainers.
Kris wore long black leggings and a blue exercise jacket. The star hit the gym, within hours of arriving back in California from the Cannes Film Festival in France.

Touch down: Kim arrived at LAX airport on Friday in Los Angles

Kardashian touched down on Friday at LAX Airport in Los Angeles.
While in France, she attended the premiere of new beau Kanye West's short film Cruel Summer.
The 30 minute movie, inspired by West's upcoming G.O.O.D. Music compilation of the same name, plays like an extended music video.