Not even that bad of a beat, really. Just disappointing.
 

PokerStars No-Limit Hold'em Tourney, Big Blind is t100 (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

MP1 (t2285)
MP2 (t1303)
CO (t4805)
Button (t774)
SB (t5226)
BB (t2370)
Hero (t1957)
UTG+1 (t125)

Preflop: Hero is UTG with 9[img]/images/graemlins/heart.gif[/img], 9[img]/images/graemlins/diamond.gif[/img].
<font color="#CC3333">Hero raises to t300</font>, UTG+1 calls t125 (All-In), <font color="#666666">5 folds</font>, BB calls t200.

Flop: (t775) J[img]/images/graemlins/heart.gif[/img], 9[img]/images/graemlins/spade.gif[/img], 8[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players, 1 all-in)</font>
<font color="#CC3333">BB bets t300</font>, <font color="#CC3333">Hero raises to t1657</font>, BB calls t1357.

Turn: (t4089) 5[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players, 1 all-in)</font>

River: (t4089) 4[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players, 1 all-in)</font>

Final Pot: t4089
<font color="#009B00">Main Pot: t425 (t425), between BB, Hero and UTG+1.</font> &gt; <font color="#FFFFFF">Pot won by BB (t425).</font>
<font color="#009B00">Pot 2: t3664 (t3664), between BB and Hero.</font> &gt; <font color="#FFFFFF">Pot won by BB (t3664).</font>

Results:
BB has Qd Tc (straight, queen high).
Hero has 9h 9d (three of a kind, nines).
UTG+1 has Ac Ts (high card, ace).
Outcome: BB wins t4089.

Did I really go wrong anywhere?

Re: Not even that bad of a beat, really. Just disappointing.
 

preflop looks right
postflop looks right

you flopping 3 of a kind + BB flopping straight = you will lose a lot of chips.

Re: Not even that bad of a beat, really. Just disappointing.
 

[ QUOTE ]
Did I really go wrong anywhere?

[/ QUOTE ]

You played a donkament, lol.