Flush draw - gone wrong on the turn? (Party 3/6 6max)

[Dex]

UTG is 65/4/0.5. I hadn't seen him do anything notable except cold call a lot preflop.

Feel free to comment on any street.

Party Poker 3/6 Hold'em (6 max, 4 handed)

Preflop: Hero is BB with K[img]/images/graemlins/heart.gif[/img], T[img]/images/graemlins/heart.gif[/img].
<font color="red">UTG raises</font>, Button calls, SB folds, Hero calls.

Flop: (6.33 SB) 8[img]/images/graemlins/heart.gif[/img], 4[img]/images/graemlins/heart.gif[/img], 5[img]/images/graemlins/spade.gif[/img] <font color="blue">(3 players)</font>
Hero checks, <font color="red">UTG bets</font>, Button calls, <font color="red">Hero raises</font>, UTG calls, Button calls.

Anyone bet out this flop instead of c/r?

Turn: (6.17 BB) 4[img]/images/graemlins/club.gif[/img] <font color="blue">(3 players)</font>
<font color="red">Hero bets</font>, <font color="red">UTG raises</font>, Button folds, Hero calls.

Anyone check/call the turn instead of betting out?

River: (10.17 BB) J[img]/images/graemlins/spade.gif[/img] <font color="blue">(2 players)</font>
Hero checks, <font color="red">UTG bets</font>, Hero folds.