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...

The fiercely independent, Idaho-raised rapper nick! channels a deeply overstimulated, restless frequency on his new EP, "GEEKED!". Born in 2006 and building a fervent following entirely without industry co-signs, he occupies an interesting lane in new-wave underground hip-hop. His music sounds precisely like the brain chemistry of an internet-raised creative processing the blinding speed of newfound success. He writes and produces melodic, hard-hitting rap...