Annie Lennox joined the American Idol parade last season, but we understand -- gotta reach the great, teletubby masses. Now the ex-Eurythmics siren readies solo LP#4, titled Songs Of Mass Destruction (i.e. songs to play at your next MySpace house party!). "Dark Horse is our first listen, a typically theatrical ballad informed by producer Glen Ballard's warm, FM-friendly tone tweaking. ...