TOWER THEATER PIXIES:  SEPT. 7 JACKSON BROWNE:  SEPT 11 PRIMUS:  OCT. 8 THE BLACK CROWES:  OCT. 29     CALL for price!     WACHOVIA CENTER PAUL McCARTNEY:   AUGUST 14 & 15 LADY GAGA: SEPT. 14 ROGER WATERS THE WALL:  NOVEMBER 8,9, & 11     CALL for price!     MANN MUSIC CENTER: RUFUS WAINWRIGHT: AUGUST 4 CAKE: SEPTEMBER 15 PAVEMENT SEPTEMBER 17      CALL for price!