Hagerstown Flying Boxcars are playing the Southern Maryland Blue Crabs. TUESDAY - Free tickets to the first 500 current and former members of the military; tickets must be claimed the day of (Tuesday only) at the box office; Baseball Bingo; Silver Slugger Night • WEDNESDAY – Heroes and Hounds; Bark in the Park; Community Hero Nights ($6 tickets for community heroes and one guest) • THIRSTY THURSDAY includes draft beer specials.