NL100 - Your move on the river?

[JARID]

I've got a grand total of 23 hands with the villian. Havent seen anything out of line, so anyway....

PokerStars No-Limit Hold'em, $1.00 BB (9 handed) Hand History converter Courtesy of PokerZion.com

saw flop|<font color="#C00000">saw showdown</font>

<font color="#C00000">Hero ($153.15)</font>
MP1 ($115.30)
MP2 ($289.70)
MP3 ($53.50)
CO ($144.45)
Button ($95.65)
SB ($118.70)
<font color="#C00000">BB ($97)</font>
UTG ($37.80)

Preflop: Hero is UTG+1 with 6[img]/images/graemlins/heart.gif[/img], 6[img]/images/graemlins/spade.gif[/img].
<font color="#666666">1 fold</font>, Hero calls $1, <font color="#666666">2 folds</font>, MP3 calls $1, <font color="#666666">2 folds</font>, SB completes, BB checks.

Flop: ($4) 8[img]/images/graemlins/club.gif[/img], T[img]/images/graemlins/club.gif[/img], 5[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, BB checks, Hero checks, MP3 checks.

Turn: ($4) 6[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, <font color="#CC3333">BB bets $4</font>, <font color="#CC3333">Hero raises to $12</font>, MP3 calls $12, SB folds, BB calls $8.

River: ($40) 8[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">BB bets $20</font>, <font color="#CC3333">Hero </font> ?