The limp reraise from UTG

[me454555]

Party Poker 2/4 Hold'em (7 handed)

Preflop: Hero is UTG with 9/images/graemlins/diamond.gif, 9/images/graemlins/club.gif.
Hero calls, <font color="666666">1 fold</font>, MP2 calls, <font color="666666">3 folds</font>, <font color="CC3333">BB raises</font>, <font color="CC3333">Hero 3-bets</font>, MP2 folds, BB calls.

1) Who raises this pf right off the bat?

I limped b/c I wasn't sure who was behind me. Once BB raised it, I 3 bet to get it heads up w/BB. Good move/Bad move?

Flop: (7.50 SB) 5/images/graemlins/heart.gif, 4/images/graemlins/heart.gif, 8/images/graemlins/club.gif <font color="blue">(2 players)</font>
BB checks, <font color="CC3333">Hero bets</font>, BB calls.

Turn: (4.75 BB) 5/images/graemlins/diamond.gif <font color="blue">(2 players)</font>
BB checks, <font color="CC3333">Hero bets</font>, BB calls.

River: (6.75 BB) J/images/graemlins/diamond.gif <font color="blue">(2 players)</font>
BB checks, <font color="CC3333">Hero bets</font>, BB calls.

Final Pot: 8.75 BB
<font color="green">Main Pot: 8.75 BB, between BB and Hero.</font>