NOBODY messes with Oprah!
But we guess Rae Dawn Chong didn't get that memo because the actress recently unleashed on her one-time The Color Purple costar.
And girlfriend didn't hold back one bit as she unleashed on Queen O like it's her job!
While appearing on Matty P's Radio Happy Hour, Rae Dawn started off easy but then bit into O by revealing she felt Oprah was competitive with her and stopped being nice to her after they worked together.
And then the convo took a turn for the worse…way worse. Rae Dawn said: