he bets the flush...

[ata]

Villian is 24/17/3.8 solid regular, my image is pretty aggro

SB: $416.10
BB: $770
UTG: $475.20
Hero (MP): $390.30
CO: $112
BTN: $515.12

Pre-Flop: Q[img]/images/graemlins/spade.gif[/img] Q[img]/images/graemlins/club.gif[/img] dealt to Hero (MP)
<font color="red">UTG raises to $14</font>, Hero calls $14, 3 folds, BB calls $10

Flop: ($44) K[img]/images/graemlins/spade.gif[/img] 7[img]/images/graemlins/club.gif[/img] 4[img]/images/graemlins/club.gif[/img] (3 Players)
BB checks, <font color="red">UTG bets $32</font>, Hero calls $32, BB folds

Turn: ($108) 4[img]/images/graemlins/spade.gif[/img] (2 Players)
UTG checks, Hero checks

River: ($108) 3[img]/images/graemlins/club.gif[/img] (2 Players)
<font color="red">UTG bets $80</font>

Don't say raise pf... I was taking a different line.

I wasn't expecting him to bet the river, and then when he bet 3/4 pot I was kind of frozen as to what to do. I'm capable of bluff-raising that river and he knows that.

Thoughts on his likely holding?