Mitzeee grew up with her mother Trish Minniver (Paula Wolfenden), a single mother.She did not see her extended family, the Costellos, for a lengthy period of time.
She enlists the help of Michaela Mc Queen (Hollie-Jay Bowes) to help her expose their affair.
Michaela is hesitant initially however she succumbs, exposing the affair publicly.
Mitzeee makes many failed attempts at seducing footballers and is jealous over Theresa's romance with Logan Fairhurst (Thomas Sean Hughes). She visits Theresa in the hospital while she's giving birth but she screams at her to get out, saying she wants Nancy in the room instead.
Mitzeee opens up to Nancy in the hospital about her life claiming she had no option of being the way she is.
Mitzeee causes trouble for Carl as she tells him all about his daughter Jasmine Costello's (Victoria Atkin) relationship with Bart Mc Queen (Jonny Clarke).
This causes tension and hostility upon Carl's confrontation with him.
Scanlan) kissing Ste Hay (Kieron Richardson), and uses this information to blackmail Brendan into becoming her manager and making her famous.
He organises a photoshoot for her, but during this, a sleazy photographer takes advantage of Mitzeee, however, Brendan teams up with Warren Fox (Jamie Lomas) and gets revenge on the photographer.
Carl's daughter, Jem Costello (Helen Russell-Clark), pays Mitzeee to seduce Carl however, instead, Jem's boyfriend, Liam Mc Allister (Chris Overton) almost has sex with Mitzeee, caught by Heidi and Jem, as she doesn't want Jem to have anything more to do with Liam.