Villain is a 25/19/3. We don't have much history but he's a frequent 3bettor.

Full Tilt Poker - No Limit Holdem Ring game - Blinds: $3/$6 - 5 players - Converter

Stack sizes:
UTG: $1451.30
Hero: $1191
Button: $1046.70
SB: $1563.15
BB: $1017.85

Pre-flop: (5 players) Hero is CO with K J
UTG folds, Hero raises to $21, Button calls, 2 folds.

Flop: J K T ($51, 2 players)
Hero bets $45, Button raises to $150, Hero...