CBS Philadelphia reports that Marcus Kincy, a singer-songwriter and producer who was, like Pickett and the also-injured Eric Parker, in town to prep for Minaj's European tour in the spring, told a court in a preliminary hearing that Pierce Boykin, who is charged with Pickett's murder, and his group became upset when Pickett saw to it that the woman who worked at Che Bar and Grill got to her car safely.