.50/1 JJ in BB

[Claunchy]

Have I put villain on too narrow a hand range here? I feel like I'm too weak-tight with JJ. Comments on all streets appreciated.
Party Poker 0.50/1 Hold'em (10 handed) FTR converter on zerodivide.cx

Preflop: Hero is BB with J[img]/images/graemlins/spade.gif[/img], J[img]/images/graemlins/club.gif[/img].
1 fold</font>, UTG+1 raises</font>, 2 folds</font>, MP3 calls, 3 folds</font>, Hero 3-bets</font>, UTG+1 caps</font>, MP3 calls, Hero calls.

Flop: (12.50 SB) K[img]/images/graemlins/spade.gif[/img], T[img]/images/graemlins/heart.gif[/img], 3[img]/images/graemlins/diamond.gif[/img] (4 players)</font>
Hero checks, UTG+1 bets</font>, MP3 calls, Hero folds.