Critique my play with QQ

[WilliamLP]

Party Poker 0.50/1 Hold'em (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Preflop: Hero is SB with Q[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">3 folds</font>, MP2 calls, <font color="#666666">1 fold</font>, Button calls, <font color="#CC3333">Hero raises</font>, <font color="#666666">1 fold</font>, MP2 calls, Button calls.

Flop: (7 SB) 3[img]/images/graemlins/spade.gif[/img], 7[img]/images/graemlins/club.gif[/img], 7[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">Hero bets</font>, MP2 folds, Button calls.

Turn: (4.50 BB) 4[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, <font color="#CC3333">Button raises</font>, Hero calls.

River: (8.50 BB) 8[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">Button bets</font>, Hero calls.

Final Pot: 10.50 BB

Did I play this correctly? When the button raised on the turn, I thought he was slow-playing. Was it worth 2 big bets to call him down?