Complex sentence: In 2008, Yacht expanded to a duo with the introduction of longtime collaborator Claire L. Evans as a full member, contributing vocals to many of the songs on the 2009 album See Mystery Lights, Yacht's first full-length release on DFA Records.
Split into simpler sentences: In 2008, Yacht became a duo with the introduction of longtime collaborator Claire L. Evans as a full member. She contributed vocals to many of the songs on the 2009 album "See Mystery Lights", Yacht's first full-length release on DFA Records.