ugly two pair from SB v tight passive BB

[MikeNaked]

Blind clusterfeck...BB is tight and passive (20/0) after 30 hands or so. Comments on all streets appreciated.

PokerStars No-Limit Hold'em Tourney, Big Blind is t50 (9 handed) converter

MP2 (t985)
MP3 (t2145)
CO (t3650)
Button (t1445)
Hero (t2845)
BB (t4920)
UTG (t1465)
UTG+1 (t1855)
MP1 (t1605)

Preflop: Hero is SB with 4[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/diamond.gif[/img].
UTG calls t50, <font color="#666666">3 folds</font>, MP3 calls t50, <font color="#666666">1 fold</font>, Button calls t50, Hero completes, BB checks.

Flop: (t250) 7[img]/images/graemlins/spade.gif[/img], 8[img]/images/graemlins/heart.gif[/img], 4[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(5 players)</font>
<font color="#CC3333">Hero bets t250</font>, BB calls t250, UTG calls t250, MP3 folds, Button folds.

Turn: (t1000) 2[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">Hero bets t1200</font>, BB calls t1200, UTG folds.

River: (t3400) T[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, BB checks.

Final Pot: t3400