This TG4 show has pretty much been like the X Factor for buskers these last few months, with some exceptional talent coming through. And as we all know, there's many a famous Irish musician that began their careers entertaining shoppers on busy city streets. Tonight, the four remaining acts will battle it out in the series final in one last attempt to impress judges Fiachna O Braonain, Sile Seoige and Aindrias De Staic.