Can you be confident with KK in a re-re raised pot and A on the Flop?

***** Hand History for Game 2365995197 *****
$25 NL Texas Hold'em - Friday, July 15, 01:17:55 EDT 2005
Table Table 36664 (Real Money)
Seat 8 is the button
Total number of players : 10
Seat 2: Shauna1981 ( $47.60 )
Seat 4: tusker88 ( $13.27 )
Seat 5: Bandit14 ( $15.75 )
Seat 8: PorkChopMone ( $75.01 )
Seat 9: DrBluff123 ( $19.95 )
Seat 6: greif ( $18.70 )
Seat 3: Hufnagle ( $22.25 )
Seat 1: Solklar ( $23.40 )
Seat 10: hazazil ( $24.65 )
Seat 7: zanevino ( $25 )
DrBluff123 posts small blind [$0.10].
hazazil posts big blind [$0.25].
zanevino posts big blind [$0.25].
** Dealing down cards **
Dealt to PorkChopMone [ Kc Kd ]
Solklar folds.
Shauna1981 raises [$1.25].
Hufnagle folds.
tusker88 folds.
Bandit14 folds.
greif folds.
zanevino folds.
PorkChopMone raises [$2.25].
DrBluff123 folds.
hazazil folds.
Shauna1981 raises [$2].
PorkChopMone raises [$3.75].
Shauna1981 calls [$2.75].
** Dealing Flop ** [ 4h, As, 6d ]
Shauna1981 checks.
PorkChopMone: hmmmmmmmmmm
zzzzzzzzzzzzz
PorkChopMone checks.
** Dealing Turn ** [ 2h ]
Shauna1981 bets [$5].
PorkChopMone calls [$5].
** Dealing River ** [ 3s ]
Shauna1981 checks.
PorkChopMone checks.
Shauna1981 shows [ Qh, Qd ] a pair of queens.
PorkChopMone shows [ Kc, Kd ] a pair of kings.
PorkChopMone wins $21.50 from the main pot with a pair of kings.