"Deep down in the jungle where the coconuts grow / There's a signifying monkey that the WORLD should know … ”
-- "The Signifying Monkey" (Willie Dixon)
It was already humid inside the Beacon Theater when Elvis Costello and his backing band The Imposters took the stage on an April night to play the single New York show on their recent tour schedule. By the end of the two-hour performance, the building was a virtual tropic zone, the seats were vibrating, and the crowd had gotten funky in more ways than one.