I hate the way I played this KK hand, thoughts?

[Karak567]

Villain who re-raised is a reasonably tight, decent player.
22 dollar buy-in MTT on stars

PokerStars Game #2150660505: Tournament #10124373, Hold'em No Limit - Level III (25/50) - 2005/07/21 - 00:10:35 (ET)
Table '10124373 28' Seat #3 is the button
Seat 1: XSPORTYX (1500 in chips)
Seat 2: doing time (1810 in chips)
Seat 3: WormMurf (1130 in chips)
Seat 4: allinaNYtime (3105 in chips)
Seat 5: erb4321 (2825 in chips)
Seat 6: cnguyen1280 (1670 in chips)
Seat 7: rick78 (1100 in chips)
Seat 8: stickboy28 (1200 in chips)
Seat 9: fredonia35 (1570 in chips)
allinaNYtime: posts small blind 25
erb4321: posts big blind 50
*** HOLE CARDS ***
Dealt to erb4321 [Kd Kc]
cnguyen1280: folds
rick78: folds
stickboy28: folds
fredonia35: raises 50 to 100
XSPORTYX: raises 150 to 250
doing time: folds
WormMurf: folds
allinaNYtime: folds
erb4321: raises 500 to 750
fredonia35: folds
XSPORTYX: calls 500
*** FLOP *** [7s 5c 9c]
erb4321: bets 750
XSPORTYX: folds
erb4321 collected 1625 from pot
*** SUMMARY ***
Total pot 1625 | Rake 0
Board [7s 5c 9c]
Seat 1: XSPORTYX folded on the Flop
Seat 2: doing time folded before Flop (didn't bet)
Seat 3: WormMurf (button) folded before Flop (didn't bet)
Seat 4: allinaNYtime (small blind) folded before Flop
Seat 5: erb4321 (big blind) collected (1625)
Seat 6: cnguyen1280 folded before Flop (didn't bet)
Seat 7: rick78 folded before Flop (didn't bet)
Seat 8: stickboy28 folded before Flop (didn't bet)
Seat 9: fredonia35 folded before Flop