Harry Connick Jr. was a pianist, singer and songwriter. And a composer, arranger and cultural ambassador. And an actor, humanitarian and philanthropist. The list went on and on and all packaged up with dimples, bright blue eyes, and old fashioned manners. The musician-turned-actor first made a splash in the late 1980s with his retro Big Band sound and velvety crooning, but it was soon apparent that this New Orleans native had a cornucopia of musical styles and talents to offer. He often credited his childhood exposure to New Orleans’ diverse musical traditions — from Dixieland marching bands