Aussie pop sensation 5 Seconds of Summer's early videos effuse teen-punker charm; the brightly hued “She's Kinda Hot” and the reform-school party “Good Girls” emphasize the quartet's high-energy concerts and cheeky attitude. Their 2018 clips take a more serious turn, using moodily lit tableaus and grainy black-and-white live footage to showcase their musical growth and strong rapport with their fans.