Like the soulful singer/songwriters that came before her, ‘10s upstart Billie Eilish crafts raw, honest songs that get their jolt from her vulnerable vocals. On the dreamy breakup lament “ocean eyes,” Eilish's forthright performance brings to mind the tender honesty of Amy Winehouse and the frankness of SZA; tracks like “COPYCAT” give an electro-pop makeover to the Arctic Monkeys' bummer-riding rock.