At a packed festival in central Jakarta, hijab-clad sexagenarian singer Rien Djamain bursts into an upbeat track about nuclear destruction to a crowd of thousands, mostly young Indonesians. Behind the frontwoman of the all-female Nasida Ria band are her fellow musicians, dressed in silver and black sequined dresses, backing up her velvety vocals with bongos, violins, mandolins, bamboo flutes and tambourines. IMAGES AND SOUNDBITES