Raise this river one more time?

[Baloosh]

Flop call ok? It was close: I need to make up 7SB by the river to peel one off on the flop (one of those "loose" calls). Did I want river overcalls on this one? I thought I did, since I would probably only make 1 more BB from the river raiser. All comments appreciated.

No reads yet... this was during my first orbit at the table.

Party Poker 0.5/1 Hold'em (10 handed) converter

Preflop: Hero is MP2 with 9[img]/images/graemlins/spade.gif[/img], 9[img]/images/graemlins/club.gif[/img].
UTG calls, UTG+1 calls, <font color="#666666">1 fold</font>, MP1 calls, <font color="#CC3333">Hero raises</font>, <font color="#666666">1 fold</font>, CO calls, <font color="#666666">2 folds</font>, BB calls, UTG calls, UTG+1 calls, MP1 calls.

Flop: (12.50 SB) A[img]/images/graemlins/club.gif[/img], T[img]/images/graemlins/spade.gif[/img], 7[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(6 players)</font>
<font color="#CC3333">BB bets</font>, UTG calls, UTG+1 calls, MP1 folds, Hero calls, CO folds.

Turn: (8.25 BB) 9[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(4 players)</font>
<font color="#CC3333">BB bets</font>, UTG calls, <font color="#CC3333">UTG+1 raises</font>, <font color="#CC3333">Hero 3-bets</font>, BB calls, UTG calls, UTG+1 calls.

River: (20.25 BB) Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(4 players)</font>
BB checks, UTG checks, UTG+1 checks, <font color="#CC3333">Hero bets</font>, BB calls, UTG calls, <font color="#CC3333">UTG+1 raises</font>, Hero calls, BB calls, UTG calls.

Final Pot: 28.25 BB