Heart OnFrom their goofy name to singer Jesse "The Devil" Hughes's porno mustache, Eagles of Death Metal looked like a trifle. Three albums in, however, the band has emerged as a relentlessly fun sex rock vehicle. HEART ON keeps the party going, slicking their desert trash blues with ZZ Top beats without neglecting the "Eagles" part of their name. Boozy country rock like "How Can a Man With So Many Friends Feel So All Alone" and "Now I'm a Fool" come off like