Help me with understanding King High calldown

[joy2mike]

I don't play this high... ever. But, I took a shot.
Click here to see how well that worked out

This hand still boggles my mind. I was playing fairly tight, so I just don't understand. Should I be looking for more spots to calldown with King High?

Poker Stars
Limit Holdem Ring game
Limit: $100/$200
4 players
Converter

Pre-flop: (4 players) Hero is SB with 2[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/heart.gif[/img]
2 folds, <font color="#cc0000">Hero raises</font>, BB calls.

Flop: 3[img]/images/graemlins/spade.gif[/img] 4[img]/images/graemlins/spade.gif[/img] 9[img]/images/graemlins/diamond.gif[/img] (4SB, 2 players)
<font color="#cc0000">Hero bets</font>, BB calls.

Turn: 9[img]/images/graemlins/spade.gif[/img] (3BB, 2 players)
Hero checks, <font color="#cc0000">BB bets</font>, <font color="#cc0000">Hero raises</font>, BB calls.

River: 3[img]/images/graemlins/club.gif[/img] (7BB, 2 players)
<font color="#cc0000">Hero bets</font>, BB calls.

Results:
Final pot: 9BB
<font color="#">Hero showed 2h Kh</font>
<font color="#">BB showed 2d Ks</font>