River line with 2 pair on 4-flush board

[JerseyTom]

Villain is mega-fish 84/0/0.21 over only 19 hands this session.

Mostly wondering about the river, but comments on other steets welcome too.


Party Poker 1/2 Hold'em (6 max, 6 handed) converter

Preflop: JerseyTom is MP with 4[img]/images/graemlins/heart.gif[/img], A[img]/images/graemlins/heart.gif[/img].
UTG calls, JerseyTom calls, <font color="#666666">1 fold</font>, Button calls, SB completes, BB checks.

Flop: (5 SB) A[img]/images/graemlins/spade.gif[/img], 4[img]/images/graemlins/club.gif[/img], 3[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(5 players)</font>
<font color="#CC3333">SB bets</font>, BB folds, UTG folds, <font color="#CC3333">JerseyTom raises</font>, Button calls, SB calls.

Turn: (5.50 BB) T[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, <font color="#CC3333">JerseyTom bets</font>, Button calls, SB folds.

River: (7.50 BB) 7[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
JerseyTom...?

Bet/fold or check call?