Tricky Plo8 blind battle

[odomination]

Hero posts BB .50

Hero has A [img]/images/graemlins/diamond.gif[/img] 2 [img]/images/graemlins/diamond.gif[/img] 3 [img]/images/graemlins/heart.gif[/img] Q [img]/images/graemlins/club.gif[/img]

Everyone folds to the SB who completes

Flop is A [img]/images/graemlins/spade.gif[/img] 9 [img]/images/graemlins/heart.gif[/img] 6 [img]/images/graemlins/heart.gif[/img]

SB checks, I bet 3$, SB check reiases to 12$, I call????

Turn is 7 [img]/images/graemlins/heart.gif[/img]

SB pots (27$), Hero put sb all in for another 8$

Misplayed? what should be diff. Should i fold the flop there?