What's Happening!! star Dr. Danielle Spencer was honored at a private funeral following her death from cancer. "Yesterday in Richmond, I had the honor of remembering Dr. Danielle Spencer - known to the world as the hilarious 'Dee' from What's Happening - but to me, she was my sweet girlfriend and schoolmate when we were just 12 and 13," Holly Robinson Peete wrote via Instagram on Friday, August 22. "I will never forget her kindness, her grace and her strength through life's many challenges.