Hit nut straight on River, how's my play here?

[Entropy4]

PokerStars No-Limit Hold'em, $0.25 BB (3 handed) Hand History Converter Tool (http://poker-tools.flopturnriver.com/Hand-Converter.php) from FlopTurnRiver.com (http://www.flopturnriver.com) (Format: 2+2 Forums)

saw flop|<font color="#C00000">saw showdown</font>

<font color="#C00000">Hero ($43.45)</font>
<font color="#C00000">SB ($25.50)</font>
BB ($18)

Preflop: Hero is Button with J/images/graemlins/club.gif, Q/images/graemlins/diamond.gif.
<font color="#CC3333">Hero raises to $1</font>, SB calls $0.90, <font color="#666666">1 fold</font>.

Flop: ($2.25) 9/images/graemlins/diamond.gif, 7/images/graemlins/club.gif, T/images/graemlins/spade.gif <font color="#0000FF">(2 players)</font>
SB checks, <font color="#CC3333">Hero bets $1.25</font>, SB calls $1.25.

Turn: ($4.75) 9/images/graemlins/heart.gif <font color="#0000FF">(2 players)</font>
SB checks, Hero checks.

River: ($4.75) K/images/graemlins/spade.gif <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets $3.5</font>, <font color="#CC3333">Hero raises to $8.5</font>, <font color="#CC3333">SB raises to $23.25</font>, Hero calls $14.75.

Final Pot: $51.25

No reads on villain.

[miw210]

Looks standard, river call is fine. I see villain with lower straights, trips, 2p, maybe even tptk enough to have odds to call, especially at NL25.

[Entropy4]

OK... when he shoved on the river my first thought was "damn, he slowplayed a boat." I was right, but figured the call was necessary.

[Vyse]

Snap callllll