On "Chelsea Lovers," a stately ballad on his fine new album, Greetings From the Gutter, Dave Stewart creates an image of "stardust lovers in a Ziggy cartoon." It's a whimsical play on words and a telling one. Stewart is perhaps best known for having been the guitarist and songwriter behind the scrumptious electropop of Annie Lennox and Eurythmics; he has, of course, also produced albums for the...