May 25, 1977 –

Even Satan took pity and released them from their eternal damnation when ABC TV aired the last episode of The Brady Bunch Variety Hour aired on this date.
Maureen McCormick (Marcia) had become bulimic and developed addictions to cocaine and Quaaludes, which caused mysterious bruises on her arms and legs and made her behavior erratic. She began calling in sick, arriving late to rehearsals, refusing to come out of her dressing room, showed up for work at the end of a 72-hour bender, and once completely missed the taping of the majority of an episode. Gradually, Geri Reischl (Jan) began having to learn McCormick’s part in addition to her own so she could take over a scene if McCormick didn’t show up.
