![FILE - In this Oct. 20, 2019 file photo Mariah Carey performs during a concert celebrating Dubai Expo 2020 One Year to Go in Dubai, United Arab Emirates. Christmas has come early for Carey: the pop star’s original holiday classic, “All I Want for Christmas Is You,†has reached the No. 1 spot on the Billboard Hot 100 chart 25 years after its release. Billboard announced that the song topped this week’s chart, giving Carey her 19th No. 1 of her career. (AP Photo/Kamran Jebreili, File)](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/A764T2IS7C23DWCFXKFN2HVY5Y.jpg?smart=true&auth=2d2b4f673c017166e9d124d2ecf0eb32a2330c0c8c29f7102d38ab18d47ec78e&width=400&height=225)
Mariah Carey is the first artist to have number one hits in four different decades. Kamran Jebreili / AP photo
Mariah Carey is the first artist to have number one hits in four different decades. Kamran Jebreili / AP photo
TikTok, Black Lives Matter and women are dominating the music industry in 2020
The Nielsen Music Mid-Year Report provides an interesting look into the US music industry