Her character Aunt Harriet was added to the TV series "Batman" (1966) partly so that there was someone else in the house to prevent the two heroes from spending all their time in their Batman and Robin costumes and partly because of nervousness behind the scenes about two young, unattached men like Bruce Wayne and Dick Grayson (Batman and Robin) residing together unchaperoned.In addition to her role as Aunt Harriet Cooper on "Batman", Madge Blake's other well-known roles include her semi-regular part as Larry Mondello's mother on "Leave It to Beaver" (1957)and gushy gossip columnist Dora Bailey in Singin' in the Rain (1952).At one point, the producers of "Batman" wanted to fire Madge Blake, for reasons best known to themselves. Adam West, with whom she'd become friends, stood up for her and she kept her job. The next day, he found a freshly baked cake in his dressing room. To this day, West considers that one of the greatest compliments he's ever been paid.Was one of the models for the fairies in "Sleeping Beauty" (1959).