 Since joining the Bulls, Belinelli developed a reputation of being a clutch player, hitting shots that include a game winning shot against the Celtics in overtime while falling down, a go-ahead layup against the Detroit Pistons after Joakim Noah saved the ball from going out of bounds, a game-winning lay-up with 20 seconds remaining against the Brooklyn Nets, and a 3 pointer to give the Bulls a 1-point lead with 5 seconds remaining in a game vs. the Utah Jazz.Belinelli and Joakim Noah each scored 24 points in a game 7 victory over the Brooklyn Nets in the first round of the 2013 NBA Playoffs.On 11 July 2013, Belinelli signed with the San Antonio Spurs.