Why does everyone always have AA when I have 97?

[SILLYGOOSER]

FullTiltPoker Game #4343198813: Table Evergreen (6 max) - $5/$10 - No Limit Hold'em - 3:36:39 ET - 2007/11/30
Seat 1: browerkid ($1,015)
Seat 2: dwballz ($1,274)
Seat 3: sacker ($1,035)
Seat 4: HUGO_BUSTO ($1,000)
Seat 5: Peter Pantz ($2,546.25)
Seat 6: SILLYGOOSER ($1,332)
dwballz posts the small blind of $5
sacker posts the big blind of $10
The button is in seat #1
*** HOLE CARDS ***
Dealt to SILLYGOOSER [7h 9h]
HUGO_BUSTO raises to $36
Peter Pantz folds
SILLYGOOSER calls $36
browerkid raises to $159
dwballz folds
sacker folds
HUGO_BUSTO folds
HUGO_BUSTO adds $36
SILLYGOOSER raises to $1,332, and is all in
browerkid calls $856, and is all in
SILLYGOOSER shows [7h 9h]
browerkid shows [Ac As]
Uncalled bet of $317 returned to SILLYGOOSER
*** FLOP *** [Ah Ts Jd]
*** TURN *** [Ah Ts Jd] [7d]
*** RIVER *** [Ah Ts Jd 7d] [Kh]
SILLYGOOSER shows a pair of Sevens
browerkid shows three of a kind, Aces
browerkid wins the pot ($2,078) with three of a kind, Aces
SILLYGOOSER adds $683
*** SUMMARY ***
Total pot $2,081 | Rake $3
Board: [Ah Ts Jd 7d Kh]
Seat 1: browerkid (button) showed [Ac As] and won ($2,078) with three of a kind, Aces
Seat 2: dwballz (small blind) folded before the Flop
Seat 3: sacker (big blind) folded before the Flop
Seat 4: HUGO_BUSTO folded before the Flop
Seat 5: Peter Pantz didn't bet (folded)
Seat 6: SILLYGOOSER showed [7h 9h] and lost with a pair of Sevens