In Series 4 she returns once again, at first trying to move in with Kev & V, only to discover the Maguires have moved in, and believing Mimi to be Kev’s new girlfriend nearly gets attacked only to be stopped by Carrie Rogers (Amanda Ryan), who eases the tension but physically assaults Kelly herself, later she tries to convince Frank once again to let her move in with him much to his disapproval, next she tries to convince Lip Gallagher (Jody Latham) to move into the middle apartment in which Mandy Maguire (Samantha Siddall) immediately blows off, next tries to convince Jamie Maguire (Aaron McCusker) to move in with him, in which his wife Karen Maguire (Rebecca Atkinson) refuses (do to using her old room as a whore house) so she moves in with Lillian and in season 5 suggests she opens up a brothel in which turns out to be successful, she becomes involved with Shane, until Paddy pays her off and she coldly breaks up with Shane, she returns near the end and tells Shane everything in which leads to a violent confrontation with his father, touched that he stood up for her admits her feelings to him, she later finds out about a pregnancy scare and while she's doing that finds Katie (Mandy's daughter) and brings her back thus earning the respect of the entire Maguire family.