FTP $12 - lay down two pair here?

[GAMB00L]

Fifth hand of the tourney. Table is mostly unknowns, including villain. Villain might consider me a lagtard because I've already played two pots aggressively and I won both without a showdown.

Full Tilt Poker No-Limit Hold'em Tourney, Big Blind is t30 (8 handed) Hand History converter Courtesy of PokerZion.com

MP2 (t1395)
CO (t1455)
Button (t1440)
SB (t1530)
Hero (t1650)
UTG (t1500)
UTG+1 (t3030)
MP1 (t1500)

Preflop: Hero is BB with 8[img]/images/graemlins/club.gif[/img], 7[img]/images/graemlins/heart.gif[/img].
<font color="#666666">2 folds</font>, MP1 calls t30, <font color="#666666">3 folds</font>, SB completes, Hero checks.

Flop: (t90) 8[img]/images/graemlins/diamond.gif[/img], 5[img]/images/graemlins/heart.gif[/img], A[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, Hero checks, MP1 checks.

Turn: (t90) 7[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">SB bets t60</font>, <font color="#CC3333">Hero raises to t190</font>, MP1 folds, <font color="#CC3333">SB raises to t1500 (All-In)</font>, Hero...