QJo freeshowdown raise, is this pointless?

[Rubeskies]

MP is loose passive
SB is thinking LAG. Something like 35/26/2.5 over 550 hands. Seems decent postflop.
Button is 17/5/.5
UTG is unknown
BB is a TAG

Party Poker 10/20 Hold'em (6 max, 6 handed) FTR converter on zerodivide.cx

Preflop: Hero is CO with Q[img]/images/graemlins/club.gif[/img], J[img]/images/graemlins/heart.gif[/img].
<font color="#666666">1 fold</font>, MP calls, <font color="#CC3333">Hero raises</font>, <font color="#666666">1 fold</font>, <font color="#CC3333">SB 3-bets</font>, <font color="#666666">1 fold</font>, MP calls, Hero calls.

Flop: (10 SB) K[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">SB bets</font>, MP calls, Hero calls.

Turn: (6.50 BB) 5[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">SB bets</font>, MP calls, <font color="#CC3333">Hero raises</font>, SB calls, MP calls.

River: (12.50 BB) 9[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">SB bets</font>, MP calls, Hero folds.

Final Pot: 14.50 BB