Essential StandardsEssential Standards is the third compilation album of songs by American jazz pianist/composer Vince Guaraldi released on June 30, 2009, in the U.S by Concord as part of their Original Jazz Classics series.BackgroundActing as a companion piece to Fantasy Records' 1980 Greatest Hits, Essential Standards includes additional songs from Guaraldi's Fantasy Records catalogue outside of his soundtrack recordings for Charles M. Schulz's Peanuts television specials.