river overbet at 400nl

[SkinnyLittleTwig]

villain is playing loose preflop, but isn't like amazingly bad. first time he's pulled a move like this in 50 hands. do you put him on a misclick? [img]/images/graemlins/blush.gif[/img]

Button is in seat 5
Total number of players: 5

Seat 1: <font color="#000000">CO</font> ($329,10)
Seat 5: <font color="#990000">Hero</font> ($456,00)
Seat 6: <font color="#000000">SB</font> ($256,20)
Seat 8: <font color="#000000">BB</font> ($384,00)
Seat 10: <font color="#000000">UTG</font> ($138,00)

<font color="#000000">SB</font> posts small blind of $2,00
<font color="#000000">BB</font> posts big blind of $4,00

<font color="#990000">Hero</font> is dealt T[img]/images/graemlins/spade.gif[/img],9[img]/images/graemlins/diamond.gif[/img]

<font color="#000000">UTG</font> folds
<font color="#000000">CO</font> calls $4,00
<font color="#990000">Hero</font> calls $4,00
<font color="#000000">SB</font> folds
<font color="#000000">BB</font> checks


Dealing flop 8[img]/images/graemlins/diamond.gif[/img],5[img]/images/graemlins/club.gif[/img],6[img]/images/graemlins/club.gif[/img]
Pot is: $14,00

<font color="#000000">BB</font> checks
<font color="#000000">CO</font> bets $4,00
<font color="#990000">Hero</font> calls $4,00
<font color="#000000">BB</font> folds


Dealing turn 5[img]/images/graemlins/spade.gif[/img]
Pot is: $22,00

<font color="#000000">CO</font> checks
<font color="#990000">Hero</font> checks


Dealing river 7[img]/images/graemlins/club.gif[/img]
Pot is: $22,00

<font color="#000000">CO</font> bets $144,00