Too Aggressive Multiway?

[Nick D]

Full Tilt 0.25/0.5 Hold'em (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Preflop: Hero is Button with T[img]/images/graemlins/spade.gif[/img], J[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">1 fold</font>, UTG+1 calls, MP1 calls, MP2 calls, <font color="#666666">1 fold</font>, Hero calls, SB completes, BB checks.

Flop: (6 SB) K[img]/images/graemlins/club.gif[/img], J[img]/images/graemlins/heart.gif[/img], T[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(6 players)</font>
SB checks, BB checks, UTG+1 checks, MP1 checks, <font color="#CC3333">MP2 bets</font>, <font color="#CC3333">Hero raises</font>, SB folds, BB folds, UTG+1 calls, MP1 calls, MP2 calls.

Turn: (7 BB) 5[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(4 players)</font>
UTG+1 checks, MP1 checks, MP2 checks, <font color="#CC3333">Hero bets</font>, UTG+1 calls, MP1 calls, MP2 calls.

River: (11 BB) 4[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(4 players)</font>
UTG+1 checks, MP1 checks, MP2 checks, <font color="#CC3333">Hero bets</font>, UTG+1 folds, MP1 calls, MP2 folds.

Final Pot: 13 BB

Should I have slowed down? Am I betting for the winner here more than for myself? What about river play?