The first time you witness a truly experimental vocalist, you could be forgiven for believing that you’re watching Vic Reeves’ absurdist comedy. These performers create art from all the stray noises – sibilants, clicks, breaths and plosives – that sound engineers usually try to disguise. Once you get beyond the initial shock and stifled giggles, these performances initiate a profound examination about the nature of sound, the inarticulacy of speech, the limitations of musical instruments and the blurring of melody, harmony and rhythm as categories.