The classic Brazilian crew Os Mutantes are gearing up to release Haih, their first album in 35 years. If they're feeling any pressure about it, the laid-back lead track "Teclar" doesn't give any such indication. The sunny nugget opens with dramatic, almost ominous castanets (typing?), but quickly flows into a pastoral, plucked, sawed, and chimed psychedelic excursion with Sergio Dias ...