 "Bitte Orca" introduced additional backing vocalist/auxiliary percussionist Haley Dekle as a new member and bassist Nat Baldwin returning to the band (he previously was a member of Dirty Projectors from 2005 to 2006).That year, the band also collaborated with David Byrne on the song "Knotty Pine" for the compilation album "Dark Was the Night" produced by the Red Hot Organization.Byrne joined the Dirty Projectors onstage to perform this song, along with "Ambulance Man," another collaborative track not included on the compilation, at the "Dark Was the Night Live" concert at New York City's Radio City Music Hall on May 3, 2009.