Kathy Ü Cassandra Kathy Ü Cassandra Kathy Ü Cassandra’s tracks Strong (Piano Cover) (: by Kathy Ü Cassandra published on 2014-04-26T10:36:03Z They Don't Know About Us Cover (: by Kathy Ü Cassandra published on 2013-10-20T10:35:36Z Diana ( a capella cover ) by Kathy Ü Cassandra published on 2013-09-30T10:48:08Z Best Song Ever Cover (: by Kathy Ü Cassandra published on 2013-09-06T11:36:08Z