NL100 KK 200BB DBL paired board deep facing big turn CR

Villian is 25/22/3. He seems to be pretty solid, and I have been at the table with him for 150 hands. This is the FIRST time I seen him 3 bet

Party Poker No-Limit Hold'em, $1 BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

CO ($100)
Button ($190.02)
SB ($173.01)
Hero ($190.35)
UTG ($125.41)
MP ($114.11)

Preflop: Hero is BB with K[img]/images/graemlins/club.gif[/img], K[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">CO raises to $3.5</font>, <font color="#CC3333">Button raises to $12</font>, <font color="#666666">1 fold</font>, Hero calls $11, CO folds.

<font color="blue"> Is a CC here terrible? Being 200BB deep, I wanted to see a safe flop before committing myself. Perhaps this is just dumb, and me playing with scared money </font>

Flop: ($28) 8[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/heart.gif[/img], 8[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, Button checks.
<font color="blue">Does anybody like a bet here? I am now behind QQ, so the only thing I beat is AK </font>

Turn: ($28) Q[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $25</font>, <font color="#CC3333">Button raises to $75.5</font>

<font color="blue"> HERO ???? WTF does he have here? </font>