Thirty-one-year-old Tyson McVey is a singer from west London. Music is in her genes: Her parents are veteran hit-makers Neneh Cherry and Cameron McVey, and her younger sister, Mabel, won the Brit Award for British Female Solo Artist earlier this year. Family is key for McVey. She works full time for her mother as a PA and on social media, and she’s (temporarily) moved back home until she buys a place that can be her own “little universe.”

What did you get up to last night?
TM: I went to see my little sister, Mabel, perform. She sold out the Hammersmith Apollo—unreal! After, I stayed up late with my cousins and auntie. They’re over from Sweden and we had a feast in my room, where they’re staying on the floor.

Is that your childhood bedroom?
TM: No. I grew up all over t...