Heartbreaking new details have emerged about Danielle Spencer's final days following her death at age 60 on Monday. The star played quick-witted Dee Thomas on the sitcom What's Happening!!.

Child star Danielle Spencer, who portrayed Dee Thomas on the 1970s comedy TV series “What’s Happening!!,” has died at 60, according to former co-star and friend Haywood Nelson.

Danielle Spencer, who played the wisecracking and tattling little sister Dee Thomas on the 1970s sitcom “What’s Happening!!” has died.