'Amaluna' embraces Cirque's over-the-top reputation, with soaring results

Cirque du Soleil has evolved from charming circus nouveau into a showbiz behemoth. In its 30th anniversary year, with a roster of shows touring the world and running in Las Vegas, the Cirque concept -- acrobats, clowns, glam costumes, live music, rock-concert lighting, mythic pretensions -- can't help but flirt with self-parody.