Well, Ricky Leroy Brown has gone and done it, presenting us with "SEXUAL MANUAL FOR EXPERTS," and I confess, the title alone sent my mind skittering off like a startled cat at a séance. This solo Madrileño, who conjures entire soundscapes from his own hands and instruments, is clearly still communing with the spirit of Prince, all slinky guitars and a rhythm section that...

Love Ghost from Los Angeles and Wiplash from Mexico make the best song about heartbreaks in the digital age. They meet in the neon-lit streets of modern music. "Left on Read," their fiery song, is a pop-punk blast that makes the fear of unread letters audible. This song stands out because of its strong notes and steady drum beats. They make me think of the...