UGGGHHHH why can't I fold these Sooo Obvious 5/10 NL

[ClockWyze]

Hand 1 - he is huge regular. Anyone fold here?

Party Poker, $5/$10 NL Hold'em Cash Game, 9 Players
LegoPoker Hand History Converter

SB: $2,349.25
Hero (BB): $2,538
UTG: $1,097.75
UTG+1: $1,002.70
UTG+2: $1,000
MP1: $212
MP2: $954.25
CO: $170
BTN: $177

Pre-Flop: K[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/club.gif[/img] dealt to Hero (BB)
7 folds, SB calls $5, <font color="red">Hero raises to $40</font>, <font color="red">SB raises to $105</font>, <font color="red">Hero raises to $440</font>, <font color="red">SB raises to $1,045</font>, <font color="red">Hero raises to $2,528 and is All-In</font>, SB calls $1,299.25 and is All-In

Flop: ($4,698.50) 4[img]/images/graemlins/spade.gif[/img] 2[img]/images/graemlins/spade.gif[/img] T[img]/images/graemlins/heart.gif[/img] (2 Players - 1 is All-In)

Turn: ($4,698.50) 7[img]/images/graemlins/heart.gif[/img] (2 Players - 1 is All-In)

River: ($4,698.50) 7[img]/images/graemlins/spade.gif[/img] (2 Players - 1 is All-In)

Results: $4,698.50 Pot ($3 Rake)
SB showed A[img]/images/graemlins/diamond.gif[/img] A[img]/images/graemlins/club.gif[/img] (two pairs, Aces and Sevens) and WON $4,695.50 (+$2,346.25 NET)
Hero showed K[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/club.gif[/img] (two pairs, Kings and Sevens) and LOST (-$2,349.25 NET)

A different regular. His hand is face up. Still call?

Party Poker, $5/$10 NL Hold'em Cash Game, 10 Players
LegoPoker Hand History Converter

: $929.50
Hero (): $990
: $1,165.35
: $1,087.70
: $1,880
: $1,000
: $195
: $1,237.75
: $945
: $2,214.50

Pre-Flop: 5[img]/images/graemlins/heart.gif[/img] 5[img]/images/graemlins/diamond.gif[/img] dealt to Hero ()
5 folds, <font color="red">Hero raises to $35</font>, folds, <font color="red"> raises to $108</font>, calls $103, folds, Hero calls $73

Flop: ($334) K[img]/images/graemlins/diamond.gif[/img] 5[img]/images/graemlins/spade.gif[/img] J[img]/images/graemlins/spade.gif[/img] (3 Players)
checks, Hero checks, checks

Turn: ($334) 3[img]/images/graemlins/club.gif[/img] (3 Players)
<font color="red"> bets $260</font>, Hero calls $260, folds

River: ($854) 6[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red"> bets $1,512 and is All-In</font>, Hero calls $622 and is All-In

Results: $2,098 Pot
Hero mucked 5[img]/images/graemlins/heart.gif[/img] 5[img]/images/graemlins/diamond.gif[/img] (three of a kind, Fives) and LOST (-$990 NET)
showed J[img]/images/graemlins/heart.gif[/img] J[img]/images/graemlins/diamond.gif[/img] (three of a kind, Jacks) and WON $2,985 (+$1,995 NET)