Turn play w KK oc's

[Tugg]

Live 4-8
Villain is in sb and is LAG and has been on a huge rush, he's up over $500 in 3 hours. I've butted heads with him a few times and shown down strong hands and he's made a few comments about how tight I play.

utg,and 2 mp limp, hero raises on the button w K [img]/images/graemlins/diamond.gif[/img]K [img]/images/graemlins/club.gif[/img] sb,bb and limpers call (12sb)

flop 8 [img]/images/graemlins/diamond.gif[/img]5 [img]/images/graemlins/spade.gif[/img]2 [img]/images/graemlins/heart.gif[/img]

its checked to hero who bets, sb c/r's its folded to hero who 3 bets , sb calls.(9bb)

turn is Q [img]/images/graemlins/club.gif[/img]
hero bets, sb c/r's, hero?
whats my play here and on river?