Fun with quads

I really dont know if playing this hand this was was correct or not. I was checking down lots and folding to this guys bets in the BB, so I figured he might think I was just bluffing him. His reaction was priceless [img]/images/graemlins/wink.gif[/img].

PokerStars No-Limit Hold'em Tourney, Big Blind is t200 (4 handed) converter

Hero (t3360)
UTG (t2450)
Button (t3280)
SB (t4410)

Preflop: Hero is BB with T[img]/images/graemlins/heart.gif[/img], 8[img]/images/graemlins/heart.gif[/img].
<font color="#666666">2 folds</font>, SB completes, Hero checks.

Flop: (t375) 6[img]/images/graemlins/spade.gif[/img], T[img]/images/graemlins/diamond.gif[/img], T[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
SB checks, Hero checks.

Turn: (t375) T[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
SB checks, Hero checks.

River: (t375) 9[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets t400</font>, <font color="#CC3333">Hero raises to t3135</font>, SB calls t2735.

Final Pot: t6645

EDIT: He showed 97o. This was a $5.50 STT