sb vs bb hand

Hollywood Poker 1.00/2.00 Hold'em (9 handed)

Preflop: Hero is SB with Q[img]/images/graemlins/heart.gif[/img], 9[img]/images/graemlins/heart.gif[/img]
6 folds, Hero raises, BB calls.

Flop: (4.00 SB) 9[img]/images/graemlins/diamond.gif[/img], 6[img]/images/graemlins/diamond.gif[/img], 2[img]/images/graemlins/heart.gif[/img] (2 players)
Hero bets, BB calls

Turn: (3.00 BB) 4[img]/images/graemlins/spade.gif[/img] (2 players)
Hero bets, BB raises, Hero 3-bets, BB calls

River: (9.00 BB) 9[img]/images/graemlins/spade.gif[/img] (2 players)
Hero bets, BB calls

Final Pot: 11.00 BB

Any feedback? What do i do if the turn is a brick or scare card? Would anyone go for a checkraise on that river or is that just plain stupid?