How NOT to play a flopped set

Let this be a warning to all...

Blinds: t15/t30
9 players
Converter

Stack sizes:
UTG: t1585
UTG+1: t3690
MP1: t1415

MP2: t850
MP3: t1270
CO: t1370
Hero: t1685
SB: t1290
BB: t1845

Pre-flop: (9 players) Hero is Button with 3♠ 3♣

UTG folds, UTG+1 calls t30 (pot was t45), 4 folds, Hero calls t30 (pot was t75), SB calls t15 (pot was t105), BB checks.

Flop: 3♦ Q♥ J♣ (t120, 4 players)

SB bets t60, BB folds, UTG+1 calls t60 (pot was t180), Hero raises to t120, SB calls t60 (pot was t360), UTG+1 calls t60 (pot was t420).

Turn: T♥ (t480, 3 players)

SB checks, UTG+1 bets t300, Hero calls t300 (pot was t780), SB folds.

River: 9♠ (t1080, 2 players)
UTG+1 bets t270, Hero calls t270 (pot was t1350).


Results:
Final pot: t1620
UTG+1 shows 8d 9d