Party Poker No-Limit Hold'em, $0.25 BB (10 handed)

saw flop|saw showdown

Button ($18.25)
SB ($26.75)
BB ($38.8)
UTG ($10.75)
Hero ($27.55)
UTG+2 ($38.6)
MP1 ($32.9)
MP2 ($27.05)
MP3 ($14.5)
CO ($11.85)

Preflop: Hero is UTG+1 with , .
1 fold, Hero calls $0.25, UTG+2 raises to $1, 7 folds, Hero raises to $4, UTG+2 calls $3.

Flop: ($8.35) , , (2 players)
Hero bets $8, UTG+2 raises to $24, Hero calls $15.55 (All-In).

Turn: ($55.90) (2 players, 1 all-in)

River: ($55.90) (2 players, 1 all-in)

Final Pot: $55.90

Results in white below:
Hero has As Ad (one pair, aces).
UTG+2 has Kh 9h (two pair, kings and nines).
Outcome: UTG+2 wins $55.89.

Do I raise this more preflop or do i lay this down on the flop?