[It] was "an absolute oversight," the award show's producer tells PEOPLE.
"No harm was intended, and I feel very, very badly that she was left out," Gil Cates said Tuesday. "I'm going to call her and tell her that."
Although described as a montage of hosts, the piece shown at Sunday night's telecast on ABC was actually "supposed to be a montage of 80 exciting moments of the Academy Awards" culled from hundreds of hours of footage, says Cates. "Basically, that was not a montage about hosts."
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