Oscar Holter forms one half of synth band Necro Facility . Along with Jakke Erixson he forms producer  Holter / Erixson. Holter has during his career as a songwriter and producer wrote several songs together. Holter has been worked with the major song writers an performers include Max Martin, Shellback, Christina Aguilera, Ne-Yo, P!nk and Icona Pop

Relation with Hailee Steinfeld

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