Plus, the celebrity hairstylist shares how she brought her dream hair-care line, Roz, into the world (and to Sephora).

Billie Eilish’s ‘Wildflower’ has joined the Spotify Bilions Club. The single is her eighth song to reach the milestone.

Billie Eilish and Olivia Rodrigo rank among the top 25 on Billboard's list of the greatest women in music from the ...