ARTSSee photos of The Commercialists playing 'Charlie Brown Christmas' music at symphony hallAudience members used a speakeasy-style side entrance for The Commercialists' concert of Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraAudience members sat cabaret-style on the stage Monday as The Commercialists performed Vince Guaraldi's music for "A Charlie Brown Christmas" at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraThe Commercialists performed Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center. Audience members sat cabaret style on the stage.Jonathan Kirn, Milwaukee Symphony OrchestraPianist Anthony Deutsch, bassist Clay Schaub and drummer Patrick Morrow of The Commercialists perform Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraDonna Woodall sings during The Commercialists' concert of Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraVocalist Donna Woodall and The Commercialists perform Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraVocalist Donna Woodall and bassist Clay Schaub perform Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraPianist Anthony Deutsch speaks during The Commercialists' concert of Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraDonna Woodall sings during The Commercialists' concert of Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraVocalist Donna Woodall and The Commercialists perform Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraGuest flugelhornist Mark Niehaus turns to the audience during The Commercialists' performance of Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraOn flugelhorn, Milwaukee Symphony president Mark Niehaus sits in with The Commercialists during their concert of Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraMark Niehaus sits in on flugelhorn as The Commercialists perform Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraPianist Anthony Deutsch talks with audience members at The Commercialists' concert of Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraAudience members in the choir seating enjoy The Commercialists' performance of Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center.Jonathan Kirn, Milwaukee Symphony OrchestraThe Commercialists performed Vince Guaraldi's music for "A Charlie Brown Christmas" Monday at the Bradley Symphony Center. Audience members sat cabaret style on the stage and in the choral area.Jonathan Kirn, Milwaukee Symphony Orchestra