<human>:  What are the most popular music albums of 2019?
<bot>: The most popular music albums of 2019 include Lil Nas X's "7," Billie Eilish's "When We All Fall Asleep, Where Do We Go?," Ariana Grande's "thank u, next," Taylor Swift's "Lover," Shawn Mendes' "Shawn Mendes," Post Malone's "Hollywood's Bleeding," and Lana Del Rey's "Norman Fucking Rockwell!"