There's a lot of things you need to know about MS MR, if you don't know about them already. First off, Lizzy Plapinger (MS) brings an almost soulful tone as a vocalist, unlike the often nasal-dominated world of female-led pop.
Cultural appropriation is just borrowing something from another culture. “Offensive” appropriation occurs when the culture that is doing the adopting has oppressed, subordinated, or otherwise abused the culture from which it is adopting ideas, dress, etc.
I don't like tacos….said no Juan ever.