There Are 2 Bands With The Name Sounder 1. Sounder Is A Brazilian Thrash Metal Band Formed In São Paulo São Paulo In 2006. Discography The Thrash Metal Live Demo 2006 Hell Hymns Full-Length 2008 2. A British '77 Punk Power Pop Band Who Released A Two Song EP. The Tracks Are 'get Down On Your Knees' And 'bus Stop Romance'. The Group Renamed Themselves Sneaky Feelin's.