Three years later, Williamson’s second open practice at Smoothie King Center went smoother. Williamson threw down thunderous dunks and spent a considerable amount of time signing autographs for many of the 6,519 fans who were in attendance. “I haven’t been in that environment where I have been able to play and interact with the fans,” Williamson said. “Once I hit one group, I looked around and was like, ‘I’m going to have to make a 360.’ “