Too Much of a Double Overcall on Flop?

[FakeKramer]

This was the very first hand of the tournament. I wanted to fold here, but I just figured "if they've got two pair or a set, they've got two pair or a set". I'm simply curious what some of you guys' thoughts are on this hand. Thanks.

***** Hand History for Game 2715416701 *****
NL Texas Hold'em $20 Buy-in + $2 Entry Fee Trny:15756930 Level:1 Blinds(10/15) - Thursday, September 15, 12:24:02 EDT 2005
Table Table 13767 (Real Money)
Seat 6 is the button
Total number of players : 10
Seat 6: PokerSpiv ( $800 )
Seat 9: TheRoyalWee ( $800 )
Seat 1: KyBrian33 ( $800 )
Seat 8: danrtrader ( $800 )
Seat 7: stpatter ( $800 )
Seat 3: tentoo ( $800 )
Seat 4: I_LIKE_U ( $800 )
Seat 5: bigslowrock ( $800 )
Seat 10: drunky333 ( $800 )
Seat 2: Jankow ( $800 )
Trny:15756930 Level:1
Blinds(10/15)
** Dealing down cards **
Dealt to TheRoyalWee [ Kc Ah ]
TheRoyalWee raises [45].
drunky333 folds.
KyBrian33 folds.
Jankow folds.
tentoo calls [45].
I_LIKE_U calls [45].
bigslowrock folds.
PokerSpiv folds.
>You have options at Table 14015 Table!.
stpatter calls [35].
danrtrader folds.
** Dealing Flop ** [ Ac, 8h, 7c ]
stpatter checks.
>You have options at Table 14015 Table!.
TheRoyalWee bets [175].
tentoo folds.
I_LIKE_U is all-In [755]
stpatter is all-In [755]
>You have options at Table 14015 Table!.
TheRoyalWee is all-In [580]
** Dealing Turn ** [ Ks ]
** Dealing River ** [ 7d ]
TheRoyalWee shows [ Kc, Ah ] two pairs, aces and kings.
I_LIKE_U shows [ 8c, Tc ] two pairs, eights and sevens.
stpatter shows [ Jc, Qc ] a pair of sevens.
TheRoyalWee wins 2460 chips from the main pot with two pairs, aces and kings.
stpatter finished in ninth place.
I_LIKE_U finished in ninth place.