By Don Heckman Los Angeles – May 15. (Wed.)  Brenna Whitaker.  She could have been a ‘30s platinum blond star.  But Whitaker doesn’t just look good; she can sing, too.  This time out she picks a set of tunes to enhance the birthday of Vibrato co-owner Eden Alpert.  Vibrato Grill Jazz…etc.   (310) 474-9400. – May… Read More Picks of the Week: May 14 – 19