first introduced in the summer of 1976. Local nurse, Diana Taylor hires Heather as the nanny of her young daughter, Martha. Desperately wanting the job, Heather gives Diana a forged letter of recommendation. She soon sets her sights on Dr. Monica Webber's husband, Dr. Jeff Webber. After Jeff and Monica have a fight, Heather comforts him and they have sex. When Jeff suddenly disappears, Heather learns she is pregnant. After Jeff attempts suicide, he is shocked to learn Heather is pregnant. Heather fakes a suicide attempt hoping to win Jeff's affections. However, because Jeff refuses to leave Monica, Heather decides she doesn't want the child. Instead of aborting her child at Jeff's request, she sells the newborn to Diana and her husband, Peter for ten thousand dollars. In 1977, after giving birth to Steven Lars, Heather takes five hundred dollars from Jeff and goes to New York City in hopes of becoming a famous model. Her landlady, Mrs. Hadley arranges for the Taylors to adopt her son while concealing Heather's identity from the Taylors. However, after Hadley and a lawyer take their cut, Heather is only left with eighteen hundred of the ten thousand dollars. Instead of coming clean, Heather tells Jeff the baby was stillborn. To make up for her loss, Jeff proposes marriage. The two return to Port Charles where Heather gets a job as a nanny to the Taylors' new son, Peter "PJ" Taylor, Jr, who is actually her son. In 1978, Heather gets a little carried away with the amount of attention she gives to PJ. The Taylors let her go, believing her obsession is unhealthy. Heather continues seeing her son in secret. Meanwhile, Heather and Jeff finally marry but they see very little of each other, as Jeff is working long hours to get his medical license. Though Heather learns she is pregnant again, she is still miserable. Ironically, Jeff wants to name their new child "Steven Lars" if it's a boy. After suffering a miscarriage right before Thanksgiving, Heather vows to get Steven Lars back once and for all. In 1979, Heather begins her next scheme attempting to drive Diana Taylor insane in hopes of gaining custody of her son. Due to Heather's manipulations, Diana grows even more dependent on Heather to help with PJ. Heather purchases LSD and puts it in Diana's drinking glass. However, little PJ mixes up the glasses. Heather unknowingly