Before Livvy and Fitz, My Thursday Nights Belonged to Cosby

I know everybody is sad that “Scandal” won’t be on for another three weeks. (Damn you, Shonda Rhimes, for leaving us strung out on these streets like crack fiends!) But way before Olivia and Fitz were heating up our Thursday nights, there was another groundbreaking, black television show that reshaped how we saw ourselves and…