KK on 50NL on Party

$50 NL Texas Hold'em - Sunday, October 02, 07:01:56 EDT 2005
Table Table 37261 (Real Money)
Seat 6 is the button
Total number of players : 8
Seat 1: TomPion ( $25.90 )
Seat 5: Hero ( $50 )
Seat 6: jediwenis ( $5.45 )
Seat 9: paulk25102 ( $34.37 )
Seat 8: Villain ( $65.80 )
Seat 7: sciasma__ ( $67.24 )
Seat 3: HiGhRollR44 ( $20.13 )
Seat 2: JACKB ( $59.50 )
sciasma__ posts small blind [$0.25].
high_roland posts big blind [$0.50].
** Dealing down cards **
Dealt to Hero [ Kd Kh ]
paulk25102 folds.
TomPion folds.
JACKB folds.
HiGhRollR44 folds.
Hero raises [$2].
jediwenis folds.
sciasma__ folds.
Villain raises [$19.50].

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The only read on my opponent is that he just doubled up with queens in the previous hand after preflop all in action.
I know its a push or fold but... Should I just muck and wait for a better spot. What do you think.