NL25 - QQ OOP overpair on flushy board...

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Full Tilt Poker
No Limit Holdem Ring game
Blinds: $0.10/$0.25
9 players
Converter

Stack sizes:
UTG: $29.70
Boy Wonder: $24.75
MP1: $5
MP2: $19.75
MP3: $28.05
CO: $34.50
Button: $19.55
SB: $5.20
BB: $31.65

Pre-flop: (9 players) Boy Wonder is UTG+1 with Q[img]/images/graemlins/spade.gif[/img] Q[img]/images/graemlins/club.gif[/img]
UTG folds, <font color="#cc0000">Boy Wonder raises to $1</font>, 3 folds, CO calls, 3 folds.

Flop: 7[img]/images/graemlins/heart.gif[/img] 9[img]/images/graemlins/heart.gif[/img] J[img]/images/graemlins/diamond.gif[/img] ($2.35, 2 players)
<font color="#cc0000">Boy Wonder bets $1.75</font>, CO calls.

Turn: 3[img]/images/graemlins/spade.gif[/img] ($5.85, 2 players)
<font color="#cc0000">Boy Wonder bets $4</font>, CO calls.

River: 2[img]/images/graemlins/heart.gif[/img] ($13.85, 2 players)
Boy Wonder checks, <font color="#cc0000">CO bets $13.85</font>...


Should I have bet the river? My thinking was I could c/cry and win more times than I would by betting out. His bet seemd too big for a strong made hand, but at the same time that's an easy way to talk myself into losing a lot of money.

How's my line overall? WWJD?