Former half of the duo Moloko, the Irish singer-turned-transformer unveiled her bewitching new album, "Hairless Toys", at Barcelona's Sónar festival, a mix of disco and free jazz. Tested live in Barcelona, the eight new tracks, which explore the darker recesses of disco with house and free jazz mutations, have a high power of bewitchment, a shadow cast over the more upbeat anthems of her previous album, Overpowered.