3 of kind turns to nut flush and lose

Background: Table was playing loose, calling as much as 5x bb with rags. No read on villian yet. I put him on maybe KQ, with the Q being a [img]/images/graemlins/diamond.gif[/img] but definitely a draw.

UTG Seat 6 : HERO has A [img]/images/graemlins/diamond.gif[/img] 8 [img]/images/graemlins/club.gif[/img]
BUTTON HERO called $0.20
[Aug 24 03:02:47] : Villian called $0.20
[Aug 24 03:02:50] : CBGB called $0.10
[Aug 24 03:02:50] : thornberg checked.
[Aug 24 03:02:51] : Dealing flop.
[Aug 24 03:02:51] : Board cards [8 [img]/images/graemlins/spade.gif[/img] K [img]/images/graemlins/diamond.gif[/img] 8 [img]/images/graemlins/diamond.gif[/img]]
[Aug 24 03:02:54] : CBGB checked.
[Aug 24 03:02:55] : thornberg checked.
[Aug 24 03:02:59] : HERO checked.
[Aug 24 03:03:02] : Villian checked.
[Aug 24 03:03:03] : Dealing turn.
[Aug 24 03:03:03] : Board cards [8 [img]/images/graemlins/spade.gif[/img] K [img]/images/graemlins/diamond.gif[/img] 8 [img]/images/graemlins/diamond.gif[/img] 5 [img]/images/graemlins/diamond.gif[/img]]
[Aug 24 03:03:11] : CBGB checked.
[Aug 24 03:03:43] : thornberg checked.
[Aug 24 03:03:47] : HERO bet $0.80
[Aug 24 03:03:52] : Villian called $0.80
[Aug 24 03:03:57] : CBGB folded.
[Aug 24 03:03:58] : thornberg folded.
[Aug 24 03:03:58] : Dealing river.
[Aug 24 03:03:58] : Board cards [8 [img]/images/graemlins/spade.gif[/img] K [img]/images/graemlins/diamond.gif[/img] 8 [img]/images/graemlins/diamond.gif[/img] 5 [img]/images/graemlins/diamond.gif[/img] 7 [img]/images/graemlins/diamond.gif[/img]]
[Aug 24 03:04:12] : HERO bet $1.60
[Aug 24 03:03:54] : Villian has 10 seconds to respond.
[Aug 24 03:03:54] : Villian called $1.60 and raised $3
[Aug 24 03:03:56] : HERO called $3
[Aug 24 03:03:57] : Showdown!
[Aug 24 03:03:57] : Seat 6 : HERO has A [img]/images/graemlins/diamond.gif[/img] 8 [img]/images/graemlins/club.gif[/img]
[Aug 24 03:03:59] : Seat 1 : Villian has 8 [img]/images/graemlins/heart.gif[/img] K [img]/images/graemlins/club.gif[/img]
[Aug 24 03:03:59] : Villian has Full House : 8s full of Kings
[Aug 24 03:03:59] : Villian wins $11.02 with Full House : 8s full of Kings
[Aug 24 03:04:08] : Hand is over.