 Mona Kane saw the birthmark on Kendall's neck and felt Kendall was the baby girl Erica gave up for adoption to the Harts.Kendall confided in Myrtle Fargate that Erica was her mother and asked her to keep her secret, all she wanted was to be Erica's daughter.After Erica's younger daughter, Bianca Montgomery, was involved in a riding accident and Erica raced to the hospital, a jealous Kendall blurted out the truth.