NL25 - Did I completely botch AA?

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Full Tilt Poker
No Limit Holdem Ring game
Blinds: $0.10/$0.25
9 players
Converter

Stack sizes:
UTG: $26.25
UTG+1: $25
MP1: $25
MP2: $19
MP3: $16.20
CO: $24.40
Gyro: $41.45
SB: $30.15
BB: $13.35

Pre-flop: (9 players) Gyro is Button with A[img]/images/graemlins/diamond.gif[/img] A[img]/images/graemlins/heart.gif[/img]
4 folds, CO (poster) checks, <font color="#cc0000">Gyro raises to $1</font>, SB calls.

Flop: 8[img]/images/graemlins/diamond.gif[/img] 3[img]/images/graemlins/spade.gif[/img] 4[img]/images/graemlins/heart.gif[/img] ($2.5, 3 players)
SB checks, <font color="#cc0000">Gyro bets $2</font>, <font color="#cc0000">SB raises to $5.25</font>, Gyro calls.

Turn: K[img]/images/graemlins/club.gif[/img] ($13, 3 players)
<font color="#cc0000">SB bets $8.25</font>, Gyro calls.

River: 2[img]/images/graemlins/spade.gif[/img] ($29.5, 3 players)
<font color="#cc0000">SB is all-in $15.65</font>, Gyro calls.

Way wrong? What would you do? When do you fold this?