When most New Orleans musicians think of a carnival, the brass and second lines of Mardi Gras come to mind. However, the sounds employed by the Dirty Bourbon River Show are more like those typically associated with the circus. According to front man and songwriter Noah Adams, his affection for the genre is deep-seeded, having grown up listening to the music. “When I was a kid my mom gave me this (film composer) Nino Rota CD with all these great circus tunes,” Adams says. “I love circus music....