Teenage riffs are hard to beat on this, Weezer’s fifteenth album, which is billed as frontman Rivers Cuomo’s nostalgic tribute to his adolescent love of classic 80s hair-metal. The clues are certainly here, from florid guitar solos and crunchy power chords to the Van Halenhomage title, lyric name-checks for Aerosmith, plus winking musical nods to Ozzy, Mötley Crüe and more.