$55 Facing an overbet on the river

[applejuicekid]

This is from a $55 on Poker Stars. The game had just started so I have no reads. Comments appreciated on all streets, but especially the river. I took almost the entire time bank on this one. This isn't a turbo if that makes any difference.

PokerStars No-Limit Hold'em Tourney, Big Blind is t20 (9 handed) converter

BB (t2470)
UTG (t1580)
UTG+1 (t1390)
MP1 (t1910)
MP2 (t1470)
MP3 (t1470)
CO (t560)
Hero (t1260)
SB (t1390)

Preflop: Hero is Button with 4[img]/images/graemlins/spade.gif[/img], 4[img]/images/graemlins/heart.gif[/img].
<font color="#666666">6 folds</font>, Hero calls t20, <font color="#CC3333">SB raises to t90</font>, <font color="#666666">1 fold</font>, Hero calls t70.

Flop: (t200) Q[img]/images/graemlins/spade.gif[/img], 2[img]/images/graemlins/club.gif[/img], 3[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets t20</font>, Hero calls t20.

Turn: (t240) 3[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets t100</font>, Hero calls t100.

River: (t440) 7[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets t1180 (All-In)</font>, Hero...