Did I overplay a set here?

[betgo]

From round 1 of a WSOP shootout.

PokerStars No-Limit Hold'em Tourney, Big Blind is t20 (9 handed) converter

CO (t1180)
Button (t1360)
SB (t1200)
BB (t1300)
UTG (t1950)
UTG+1 (t1470)
Hero (t1550)
MP2 (t2210)
MP3 (t1280)

Preflop: Hero is MP1 with 7[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/heart.gif[/img].
<font color="#666666">2 folds</font>, Hero calls t20, <font color="#666666">4 folds</font>, SB completes, BB checks.

Flop: (t60) 6[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/spade.gif[/img], 8[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, <font color="#CC3333">BB bets t20</font>, <font color="#CC3333">Hero raises to t80</font>, <font color="#CC3333">SB raises to t140</font>, BB calls t120, <font color="#CC3333">Hero raises to t520</font>, <font color="#CC3333">SB raises to t1180</font>, BB folds, Hero calls t660.

Turn: (t2560) 2[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>

River: (t2560) J[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>

Final Pot: t2560

Villain had Td9d for a straight.