Mazey Haze is Nadine Appeldoorn (born: January 7, 2000), a Dutch indie pop singer based in Amsterdam, The Netherlands.

Her début song, 'Sad Lonely Groove', appeared in the Summer of 2021.

Here's a message from Mazey herself: "Hello I am Mazey Haze and I try to make music you can dance to while you're sad."

https://mazeyhaze.bandcamp.com/