There’s a certain expectation that comes with a new release from Kim Cameron. For years, the Miami-based artist has been a reliable source of high-energy, deep house anthems, music precision-engineered for the dance floor. Her name is synonymous with movement, with the kind of infectious hooks that have propelled her up the Billboard and iTunes charts. So when a new track of hers begins not...

Mad Morning have released a new single titled "Painkiller," and it’s less a piece of music and more a prescription filled with ferocious velocity. This isn't your gentle, over-the-counter remedy. This is the stuff you keep behind lock and key, a bitter pill of distorted guitar and adrenalized rhythm that vocalist and guitarist Rob Jarvis delivers with unflinching conviction. The song’s central idea—sound as...