Shaye Groves gone wild!  This young mother, obsessed with serial killers, drastically changed her lifestyle and ended up murdering her boyfriend, Frankie Fitzgerald!  From what she described as being in a jealous rage, she slit his throat and stabbed him 17 times, in his chest with a Celtic dagger.

References:

https://metro.co.uk/2023/01/18/shaye-groves-jurors-shown-photos-of-killers-hanging-in-her-bedroom-18123329/

https://www.bbc.com/news/uk-england-hampshire-64720003

https://www.dailymail.co.uk/news/article-11789549/Friends-murderer-Shaye-Groves-say-manipulative-weirdo.html