Yo Ko Yo Ko Yo Ko’s tracks Emerald City by Yo Ko published on 2014-03-23T16:26:38Z In the country - Karma Sunday by Yo Ko published on 2013-11-16T17:53:11Z metal lang by Yo Ko published on 2012-11-11T21:17:58Z York sings Johnny Boy by Yo Ko published on 2012-08-06T19:41:22Z