Sofia Amanda Karlberg Zoubir (born 6 December 1996) is a Swedish singer-songwriter who rose to fame uploading music covers covers on YouTube.

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Karlberg was born to a Moroccan mother and a Swedish father.

Karlberg has said that her largest musical inspirations were Amy Winehouse, Christina Aguilera and Gerard Way. She signed a record deal with Universal Music in 2016 and has released an original EP titled “Spotless Mind”.

Karlberg became a viral sensation when she covered Beyoncé's song "Crazy in Love". Her cover was a top 55 on the UK Official Singles Chart, Hot 40 UK, several weeks on Spotify's viral chart and on top of the iTunes chart in many countries.^[1][2][3] She has also done many popular covers such as "Take Me to Church" by Hozier,^[4] which was featured on the teaser trailer for the third season of the TV series Empire,^{[5][non-primary source needed]} "Stay with Me" by Sam Smith^[6] and "Shameless" by The Weeknd.^[7] in October 2017, she released her cover of "Rockstar" by Post Malone.