JJ Overplayed?

[Bona]

Hammered twice today with JJ so I thought I'd have one reviewed.

Did I overplay this preflop?
Should I have c/f the turn?
Can I fold the river with 17:1 pot?


PokerStars 0.50/1.00 Hold'em (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Preflop: Hero is BB with J[img]/images/graemlins/spade.gif[/img], J[img]/images/graemlins/heart.gif[/img].
<font color="#666666">3 folds</font>, <font color="#CC3333">MP2 raises</font>, <font color="#666666">1 fold</font>, CO calls, <font color="#666666">1 fold</font>, <font color="#CC3333">SB 3-bets</font>, <font color="#CC3333">Hero caps</font>, MP2 calls, CO calls, SB calls.

Flop: (16 SB) 2[img]/images/graemlins/diamond.gif[/img], 6[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, <font color="#CC3333">Hero bets</font>, MP2 calls, CO calls, SB calls.

Turn: (10 BB) 8[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, <font color="#CC3333">Hero bets</font>, MP2 calls, CO calls, SB calls.

River: (14 BB) 3[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, Hero checks, <font color="#CC3333">MP2 bets</font>, CO calls, SB calls, Hero calls.

Final Pot: 18 BB