The bride’s uncle pulled a pistol on the groom and best man, who were role-playing as pirates during a wedding reception at the Bounty Lounge late Saturday night, police said. Gerard Moccia, 55, of Medford, Mass., was arrested about 45 minutes later on two felony counts of criminal threatening, Detective Sgt. Andrew Lavoie said. Moccia was a guest at the wedding, which was followed by a pirate-themed reception at the Bounty Lounge at the Holiday Inn on Northeastern Boulevard, Lavoie said. As part of the reception, the groom and best man were to burst into the lounge and “take over”...