AJo on paired board (.25/.50 NL on Prima)

[3N1GM4]

Advice on any street welcome. HaroldBishop was very tight (15/1 over 800 hands)... I guess I believed he had the 4...

** Game ID 583492706 starting - 2005-11-19 15:33:02
** Long Winding Road [Hold 'em] (0.25|0.50 No Limit - Cash Game) Real Money

Seat 1: 3N1GM4.....$61.97 [A[img]/images/graemlins/spade.gif[/img], J[img]/images/graemlins/club.gif[/img]]
Seat 2: theedge44.....$23.75
Seat 3: Rock_Strongo.....$38.10 [Dealer]
Seat 4: HaroldBishop.....$43.70
Seat 5: kaji.....$49.50
Seat 6: FreddROCK.....$52.75
Seat 7: lase6969.....$63.80
Seat 8: kellisz.....$56.70 [Sitting out]
Seat 9: bobo12345.....$52.10
Seat 10: ess-ess.....$27.25

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|Preflop|
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HaroldBishop posted the small blind - $0.25
kaji posted the big blind - $0.50
<font color="green">FreddROCK folded
lase6969 folded</font>
<font color="orange">bobo12345 called - $0.50
ess-ess called - $0.50
3N1GM4 called - $0.50</font>
<font color="green">theedge44 folded
Rock_Strongo folded</font>
<font color="orange">HaroldBishop called - $0.50
kaji checked</font>

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| Flop [4[img]/images/graemlins/heart.gif[/img]J[img]/images/graemlins/spade.gif[/img]4[img]/images/graemlins/spade.gif[/img]] 5 players, Pot: $2.50|
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<font color="green">HaroldBishop checked
kaji checked
bobo12345 checked
ess-ess checked</font>
<font color="red">3N1GM4 bet - $2.00</font>
<font color="orange">HaroldBishop called - $2.00</font>
<font color="green">kaji folded
bobo12345 folded
ess-ess folded</font>

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| Turn [8[img]/images/graemlins/diamond.gif[/img]] 2 Players, Pot:$6.50|
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<font color="red">HaroldBishop bet - $3.00</font>
<font color="orange">3N1GM4 called - $3.00</font>

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| River [6[img]/images/graemlins/heart.gif[/img]] 2 Players, Pot: $12.50|
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<font color="red">HaroldBishop bet - $15.50</font>
<font color="green">3N1GM4 folded</font>
HaroldBishop mucks:
HaroldBishop wins $27.40 from the main pot