A bright, buoyant band who savvily blend classic pop with fashionable dance flair, the Jonas Brothers are the rare teen idols who not only sustained their popularity as they matured, they built upon it: Happiness Begins, their R&B-influenced 2019 comeback record, matched the peaks they had a decade prior. During those early years, the Jonas Brothers played neo-bubblegum with a fizzy Y2K verve that made them Radio Disney staples during its heyday. Following their impressive run on the Billboard charts in the late 2000s, one where they scored the Top Ten hits "Burnin' Up" and "T...