Donald Trump never, ever regrets his firing decisions. And for better or worse, getting rid of Keshia Knight Pulliam on The Celebrity Apprentice ‘s first episode simply had to be done. After The Cosby Show alumna was fired partly because she didn’t reach out to Cosby on a fundraising task, Trump wrote on Twitter, “This show was taped just before the terrible Bill Cosby revelations came to light. She still should have asked him for money to go to charity.