Khloé Kardashian had a candid conversation with her sisters Kendall and Kylie Jenner about the end of her marriage to Lamar ...

The star confesses she kept her sisters in the dark about her marriage struggles to spare their childhood memories ...

SEE ALSO: Kendall Jenner had some words about that Pepsi commercial before any of us saw it, and, welp... But evidently for A-Train, it's hard to let go of the safety that being part of The Seven ...