[Closed] I didn't expect that

Known players:
[tg]Position_Stack:hands/vp$ip/RaisePreflop/AF/WTS/ORL/BBvsSteal/W$SD;Hero$1.90:///////;BB$9.70:112/13 /8 /4.5/23 /36 /-/67 ;UTG$2.00:26/19 /0 /1.0/60 /0 /0 /67 ;UTG+2$3.50:18/59 /35 /-/0 /50 /-/-;MP1$1.45:108/6 /6 /-/29 /15 /0 /0 ;MP2$4.75:36/31 /3 /1.8/36 /0 /-/0 ;MP3$4.00:28/50 /4 /1.8/24 /0 /100 /50 ;CO$9.05:52/18 /4 /2.0/38 /0 /100 /80 ;BU$2.65:58/18 /16 /-/56 /14 /50 /60 ;[/tg]
0.05/0.1 No-Limit Hold'em (8 handed)
Hand recorder used for this poker hand: PokerStrategy Elephant 0.60 by www.pokerstrategy.com.

Preflop: Hero is SB with J♠, J♣
UTG+2 calls $0.10, 2 folds, MP3 calls $0.10, CO calls $0.10, BU folds, Hero raises to $0.70, 2 folds, MP3 calls $0.60, CO folds.

Flop: ($1.70) 3♥, T♠, J♥ (2 players)
Hero bets $1.20 (All-In), MP3 calls $1.20.

Turn: ($4.10) K♥
River: ($4.10) Q♥

Final Pot: $4.10

Results follow (highlight to see):
Hero shows three of a kind, jacks (Js Jc)
MP3 shows a straight, ace high (As 6d)

MP3 wins with a straight, ace high (As 6d)

Opponent comments in chat box "Wow, I didn't expect that!"
.....I reply "I did"