Kerry Samantha Amelda Wyatt is the mother of Amy Wyatt. As a young mother Kerry gave up her baby and put her into care. Amy has since been placed with foster parents.
While on a night out in Hotten, Kerry witnesses her boyfriend, Chris Fletcher, kissing another girl in a bar. Kerry breaks the pair up and smacks the girl. Kerry starts hitting Chris with her handbag and it's at that moment that the girl, Amy Wyatt realises that Kerry is her mother. After Kerry is thrown out of the club, Amy reveals that she is her daughter. Kerry tries to talk to Amy and she gives her her phone number. Kerry later finds Amy's address on Facebook and she comes to Emmerdale to make amends. However, she meets Val Pollard, who tells her to leave. Kerry thanks Val for her help in raising Amy, but vows to come back and sort things out.
Kerry begins a relationship with Andy Sugden. However, Debbie Dingle begins leaving her kids with Andy and Kerry which Kerry soon becomes annoyed about. One night, Kerry becomes drunk and drops a cigarette on the rug and sets Andy's house on fire, nearly killing herself and baby Jack. She and Jack are saved by Andy, Amy, and Cain Dingle, after Andy's daughter Sarah raises the alarm. Andy nearly attacks Kerry and ends their relationship. After getting into a fight with Debbie in the street over the situation, Kerry goes on holiday for a few weeks.
Kerry returns but is horrified to walk in on Andy and Amy kissing and tells them she is pregnant. However, it is revealed she is lying when she asks a pregnant woman to use a pregnancy stick. Kerry shows it to Andy and he buys her another one but the pregnant woman also urinated in a little cup and Kerry tricks Andy into believing she's pregnant. However she is not convinced and Andy tells her to have a an abortion otherwise he will not support her. Kerry's lies become unravelled when she is involved in a hit and run incident and she is forced to admit that she isn't pregnant after all, resulting in Andy and Amy wanting nothing else to do with her.
"You want a snog, well kiss goodbye to the best thing that ever happened to you" (to Dan Spencer after rejecting his proposal.)