Blondes vs. Brunettes was an ABC TV special that was broadcast on May 14, 1984. The onehour variety show, cohosted by Joan Collins and Morgan Fairchild, was a humorous look at the personality and lifestyle differences between blonde and brunette women. Time magazine characterized the special as a showdown between Collins, TVs brunette meanie and Morgan Fairchild, 34, a blond TV vixen. At the time of the release, Collins was starring in the popular nighttime soap opera Dynasty where she played a dark haired foil to the blonde Linda Evans.
Source: Wikipedia