Boston Sports Tonight August 16, 2021 11:18 pm Did the Celtics overpay Smart with $77 million extension? On Boston Sports Tonight, Michael Holley explains to Michael Felger why the price of Marcus Smart’s contract extension makes sense for the Celtics. Celtics Videos 0:38 Jayson Tatum on series vs. Heat: “We knew it wasn't gonna be easy” 1:14 Jaylen Brown: Heat “embraced” physicality more than Celtics 1:25 Jaylen Brown reacts to Miami's record-setting night from three 1:32 Joe Mazzulla reacts to Heat putting up 23 3-pointers in Game 2 2:13 HIGHLIGHTS: Heat's record-setting shooting night shocks Celtics