By Don Heckman Los Angeles – Sept. 21. (Tues.)  Further. Featuring Phil Lesh and Bob Weir. The music of the Grateful dead still lives, as Lesh and Weir, with an all star band take the classics “further” out.  The Greek Theatre.   (323) 665-3125. – Sept. 21. (Tues.) John Pisano’s Guitar Night. Pisano teams up for… Read More Picks of the Week: Sept. 20 – 26