Party10/20NL Shorthanded--Where Does This Line Go Wrong?

[silles]

I would like to know where this line goes wrong, I just can't figure out how this turn transpires the way in which it does. Enjoy--all comments/criticisms appreciated as usual.

***** Hand History for Game 2978699541 *****
$2000 NL Texas Hold'em - Friday, November 04, 07:22:14 EDT 2005
Table Table 69129 (No DP) (Real Money)
Seat 5 is the button
Total number of players : 5
Seat 7: horryclutch ( $1911.61 )
Seat 9: McMagnus ( $3609 )
Seat 1: hotmark777 ( $1990 )
Seat 5: maxxscam ( $1910 )
Seat 6: kor99 ( $1776 )
kor99 posts small blind [ $10 ].
horryclutch posts big blind [ $20 ].

Holecards:
FOLD McMagnus
RAISE hotmark777, $80
FOLD maxxscam
FOLD kor99
CALL horryclutch, $60

Flop:
[4 [img]/images/graemlins/spade.gif[/img] 8 [img]/images/graemlins/spade.gif[/img] 7 [img]/images/graemlins/heart.gif[/img] ]
CHECK horryclutch
BET hotmark777, $140
RAISE horryclutch, $350
CALL hotmark777, $210

Turn:
[ 4 [img]/images/graemlins/heart.gif[/img] ]
jamaicanpaul has joined the table.
BET horryclutch $900
ALL-IN hotmark777 [ $1560 ]
ALL-IN horryclutch [ $581.61 ]

River :
[ K [img]/images/graemlins/spade.gif[/img] ]
horryclutch shows [ A [img]/images/graemlins/diamond.gif[/img]Q [img]/images/graemlins/club.gif[/img] ] a pair of fours .
hotmark777 shows [A [img]/images/graemlins/club.gif[/img] K [img]/images/graemlins/diamond.gif[/img] ] two pairs kings and fours .
hotmark777 wins $78.39 from side pot #1 with two pairs kings and fours .
hotmark777 wins $3831.22 from the main pot with two pairs kings and fours .