Overpair in 3Bet pot

28/17/1.2

I have seen him make some pretty stupid plays, I'm right to just get it in here? I'd meant to make it a shove with my flop 3Bet but slider thing fucked up.

***** Pacific Hand History for Game 183145285 *****
$0.5/$1 Blinds No Limit Hold'em - *** 01 14 18:14:01 2009
Table Chunky Monkey (Real Money)
Seat 4 is the button
Total number of players : 6
Seat 1: pinbal21 ( $135.18 )
Seat 3: sahmat69 ( $217.36 )
Seat 4: jvends ( $100 )
Seat 6: sneds9uk ( $144.31 )
Seat 7: BoXxXer2 ( $100 )
Seat 9: NastyJa ( $96 )
sneds9uk posts small blind [$0.5].
BoXxXer2 posts big blind [$1].
** Dealing down cards **
Dealt to sneds9uk [ Ks Kd ]
NastyJa folds.
pinbal21 folds.
sahmat69 raises [$4].
jvends folds.
sneds9uk raises [$12.5].
BoXxXer2 folds.
sahmat69 calls [$9].
** Dealing Flop ** [ Jh, 9d, Qs ]
sneds9uk bets [$22].
sahmat69 raises [$46].
sneds9uk raises [$61].
sahmat69 raises [$158.36].
sneds9uk calls [$48.31].
** Dealing Turn ** [ 6c ]
** Dealing River ** [ 5s ]
** Summary **

stomach rendering, but i play it the same.