Kyle Richards: Since "RHOBH" Season 12's "falling out," I "haven't seen" Lisa Rinna.

When wrapping up Season 12 of "The Real Housewives of Beverly Hills" filming, Kyle Richards grew apart from.

Lisa Rinna when the former model made derogatory remarks about the actress' half-sister, Kathy Hilton.

Richards exclusively revealed Page Six Tuesday night while presenting a music event to promote awareness and money for the National.

Alliance on Mental Illness (NAMI). "Uh, well, we had sort of a falling out last season with what happened with my sister.

So obviously, that changed a lot of things," Richards said. Richards continued.

Mentioning that she "reached out" as soon as she "found out.

About Rinna's departure from the reality series. I haven't seen her.

But we have exchanged text messages and direct messages.