Pocket Pair Hand

[lostinthought]

I think I played this hand fine. Do you?

Party Poker No-Limit Hold'em, $ BB (9 handed) converter

MP2 ($50)
MP3 ($131.1)
Hero ($46)
Button ($59.5)
SB ($30.8)
BB ($54.35)
UTG ($48.7)
UTG+1 ($53.9)
MP1 ($50)

Preflop: Hero is CO with 9[img]/images/graemlins/club.gif[/img], 9[img]/images/graemlins/diamond.gif[/img]. SB posts a blind of $0.5. MP1 posts a blind of $1.
UTG calls $1, UTG+1 folds, MP1 (poster) checks, MP2 folds, MP3 folds, <font color="#CC3333">Hero raises to $3</font>, Button calls $3, SB (poster) folds, BB folds, UTG calls $2, MP1 calls $2.

Flop: ($13.50) 2[img]/images/graemlins/diamond.gif[/img], 3[img]/images/graemlins/club.gif[/img], 4[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(4 players)</font>
UTG checks, MP1 checks, <font color="#CC3333">Hero bets $13</font>, Button calls $13, UTG calls $13, MP1 folds.

Turn: ($52.50) 9[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
UTG checks, <font color="#CC3333">Hero bets $13</font>, <font color="#CC3333">Button raises to $26</font>, UTG folds, Hero raises all in, Button calls $4.

River: ($95.50) Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>

Final Pot: $95.50

Results in white below: <font color="#FFFFFF">
Hero has 9c 9d (three of a kind, nines).
Button has As 5s (straight, five high).
Outcome: Button wins $95.50. </font>

Can I really put villian on his hand?
What do you do if say a Q fell on the turn? Fire again?
What if another undercard falls, fire again and fold to a raise?