5 Seconds of Summer's Musical DNA: A Primer on Their Rock, Punk Favorites

Last week, 5 Seconds of Summer released their sophomore album, Sounds Good Feels Good, a rollicking, radio-friendly set that leans heavily toward the pop-punk of some of the album's collaborators, such as Good Charlotte's Benji and Joel Madden, and Sum 41's Deryck Whibley. In honor of the album's release, singer-guitarist Luke Hemmings...