Stephon Castle shows off his jumper and drains three threes in the first quarter

SL Jaren Jackson Jr back to back threes

Tatum gives the Celtics the lead with a stare down jumper under a minute left - ABC

Kyrie Irving drains a heat check deep three

Montrezl Harrell gets a massive clutch block on Harden but Dinwiddie and Kuzma can't hit game-winning threes