Welsh-language band Sibrydion was formed in 2004 by brothers Meilir and Osian Gwynedd, following the demise of their previous band Big Leaves. Their debut album JigCal was released in July 2005. It was named Album of the Year in BBC Radio Cymru's 2006 RaP awards. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.