25NL sick river with full house

[Kondzik]

$ 25 USD NL Texas Hold'em - Friday, April 06, 12:42:59 ET 2007
Table Table 125939 (No DP) (Real Money)
Seat 2 is the button
Total number of players : 6
Seat 4: McKoontz ( $ 24.60 USD )
Seat 6: gav2wentys ( $ 102.25 USD )
Seat 1: Kondziq ( $ 32.80 USD )
Seat 5: kernou ( $ 24.65 USD )
Seat 3: palooka666 ( $ 24.40 USD )
Seat 2: BEPHOCTb1973 ( $ 24.65 USD )

palooka666 posts small blind [$ 0.10 USD].
McKoontz is sitting out
kernou posts big blind [$ 0.25 USD].

** Dealing down cards **
Dealt to Kondziq [ 3 [img]/images/graemlins/club.gif[/img] 3 [img]/images/graemlins/diamond.gif[/img] ]
gav2wentys calls [$ 0.25 USD]
Kondziq calls [$ 0.25 USD]
BEPHOCTb1973 calls [$ 0.25 USD]
palooka666 folds.
kernou checks.

** Dealing Flop ** [ J [img]/images/graemlins/diamond.gif[/img], 2 [img]/images/graemlins/diamond.gif[/img], 2 [img]/images/graemlins/heart.gif[/img] ]
kernou checks.
gav2wentys checks.
Kondziq checks.
BEPHOCTb1973 checks.

** Dealing Turn ** [ 3 [img]/images/graemlins/spade.gif[/img] ]
kernou bets [$ 0.75 USD]
gav2wentys raises [$ 1.50 USD]
Kondziq calls [$ 1.50 USD]
BEPHOCTb1973 folds.
kernou folds.
** Dealing River ** [ 2 [img]/images/graemlins/club.gif[/img] ]

gav2wentys bets [$ 2.50 USD]
Kondziq raises [$ 5 USD]
gav2wentys raises [$ 12 USD]
Kondziq ????

gav2wentys was a pretty solid player. I knew he plays big pots with big hands.
What do u do at that river and why ?