[FREDERICK JAZZ FESTIVAL | June 24-25, 2023 - a Frederick Music Productions, LLC event SAT 6/24 | NEW SPIRE ARTS Main Stage TICKETS Festival headliner and renowned jazz keyboardist/pianist Marcus Johnson has released more than fifteen Billboard charted CDs, and has the distinction of having his groundbreaking 2008 Billboard Top 20 Contemporary Jazz FLO (For the Love Of) Anthology, which consisted of three distinct CDs -- FLO Chill, FLO…]