AA on 77Q7J board

[efficacy]

Villain is new to the table and no reads. Too much?

PokerStars 3/6 Hold'em (5 handed) internettexasholdem.com

Preflop: Hero is Button with A[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/diamond.gif[/img].
<font color="#CC3333">UTG raises</font>, <font color="#666666">1 fold</font>, <font color="#CC3333">Hero 3-bets</font>, <font color="#666666">2 folds</font>, UTG calls.

Flop: (7.33 SB) 7[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">UTG bets</font>, <font color="#CC3333">Hero raises</font>, UTG calls.

Turn: (5.66 BB) 7[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">UTG bets</font>, <font color="#CC3333">Hero raises</font>, <font color="#CC3333">UTG 3-bets</font>, <font color="#CC3333">Hero caps</font>, UTG calls.

River: (13.66 BB) J[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">UTG bets</font>, <font color="#CC3333">Hero raises</font>, <font color="#CC3333">UTG 3-bets</font>, <font color="#CC3333">Hero caps</font>, UTG calls.

Final Pot: 21.66 BB