Khloé is staying positive.
It's unclear if she responded.
He's denying he ever slandered his current girlfriend.
He claims he has "no relationship" with her and "never sent" her any texts.
He's taking legal action.
If we were Tristan, we would be sweating.
FYI, this is the third alleged time Tristan has cheated on her.
This isn't Tristan's first cheating scandal...