Conversation so far:
who played the father on what's happening
Bill Thomas plays Thalmus Rasulala, Mabel's ex-husband and the father of Roger and Dee in the show What's Happening!!
who played the mother on what's happening
Mabel King plays Mabel Thomas, Raj's and Dee's mother in the show What's Happening!!

Question: when did the show air
Self-contained rewrite: when did the show What's Happening!! air