The star said at the time: "My intention was nothing racist or political. I was just trying to stand up for my friend."
Most read in Entertainment
responded: "When I saw it, it hit so many nerves because I see you as an intelligent woman and then I saw the monkey emoji and I was really upset.
"The way you spoke to her, as a black woman, was not okay. And then I see the part about like, 'Don't use this minority claim' and 'You're what's wrong with Charleston.' That tumbled the offense.
"I'm a minority. My husband is black. My child is black.
"And the things that I've seen are making me think like, 'I'm good without that friendship.'"
Kathryn responded: "I feel like everyone thinks that I'm racist and I'm truly not, but just the simple fact that that statement is in the same sentence as my name sucks."