Aimee Mann, "Mental Illness" (SuperEgo Records) Aimee Mann plays to an illusory type on "Mental Illness," a serene album of delicate, mournful songs with characters walking off cliffs, stuck in holes and escaping to amusement parks. Aiming to write the "saddest, slowest, most acoustic" songs as tongue-in-cheek confirmation of her image as a peddler of gloominess, Mann succeeds — maybe too well. Pulling the plug on the electric charge of her recent projects, Mann's classy melodies soothe the heavy emotional themes but, as in a Philip Marlowe film or novel, the darkness rarely dissipates.Read more on NewsOK.com