NLHE - C-betting the flopped nut flush

I couldn't have played this hand any better. I'm lucky the board didn't pair on the river.

Stage #1409428909: Holdem No Limit $1 - 2009-05-06 20:06:12 (ET)
Table: AUSTRIA HWY (Real Money) Seat #8 is the dealer
Seat 8 - ALLBIZNIZ75 ($60.40 in chips)
Seat 1 - GRAPESMUGGLER ($95 in chips)
Seat 2 - AMB_KOSH ($98.50 in chips)
Seat 3 - MRPAIN ($113.70 in chips)
Seat 5 - KODIAKZERO ($150.75 in chips)
Seat 7 - TUFFCALLZ ($150 in chips)
GRAPESMUGGLER - Posts small blind $0.50
AMB_KOSH - Posts big blind $1
*** POCKET CARDS ***
Dealt to KODIAKZERO [Ad 2d]
MRPAIN - Folds
KODIAKZERO - Raises $3 to $3
TUFFCALLZ - Folds
ALLBIZNIZ75 - Folds
GRAPESMUGGLER - Calls $2.50
AMB_KOSH - Folds
*** FLOP *** [9d 8d 4d]
GRAPESMUGGLER - Checks
KODIAKZERO - Bets $3
GRAPESMUGGLER - Raises $9 to $9
KODIAKZERO - Calls $6
*** TURN *** [9d 8d 4d] [10c]
GRAPESMUGGLER - Bets $78
KODIAKZERO - All-In(Raise) $138.75 to $138.75
GRAPESMUGGLER - All-In $5
KODIAKZERO - returned ($55.75) : not called
*** RIVER *** [9d 8d 4d 10c] [Ac]
*** SHOW DOWN ***
GRAPESMUGGLER - Shows [4c 4s] (Three of a kind, fours)
KODIAKZERO - Shows [Ad 2d] (Flush, ace high)
KODIAKZERO Collects $187.50 from main pot