AA in BB : Party, NL25

Hi,

Just started playing NL for a change and getting crushed, but that's not the point. I'd like comments on this hand :

Party Poker No-Limit Hold'em, $ Hero (9 handed) internettexasholdem.com

Button ($19)
SB ($25.10)
Hero ($24.40)
UTG ($24.65)
UTG+1 ($24.32)
MP1 ($25.15)
MP2 ($30.30)
MP3 ($36.05)
CO ($24.75)

Preflop: Hero is BB with As, Ad. SB posts a blind of $0.10.
<font color="#666666">2 folds</font>, MP1 calls $0.25, <font color="#666666">1 fold</font>, <font color="#CC3333">MP3 raises to $1</font>, <font color="#666666">1 fold</font>, Button calls $1, <font color="#CC3333">SB (poster) raises to $1.65</font>, <font color="#CC3333">Hero raises to $4.75</font>, MP1 calls $4.75, MP3 folds, Button folds, SB calls $3.25.

Flop: ($17) Jh, 9d, 5h <font color="#0000FF">(3 players)</font>
<font color="#CC3333">SB bets $1</font>, <font color="#CC3333">Hero raises to $8</font>, <font color="#CC3333">MP1 raises to $15</font>, SB calls $14, Hero calls $7.

Turn: ($62) Kh <font color="#0000FF">(3 players)</font>
SB checks, Hero calls $4.40 (All-In), MP1 calls $5.15 (All-In), SB calls $5.10 (All-In).

River: ($76.65) 8d <font color="#0000FF">(3 players, 3 all-in)</font>

Final Pot: $76.65

Not much info on MP1, loose aggressive 60% VPIP. SB is unknown.