People had been folding to my check-raises made by monsters all day long, so I decided to try something new..

Good line? I put villains on single pairs (probably top pair, poor kicker)

Party Poker No-Limit Hold'em, $ BB (6 max, 5 handed) FTR converter on zerodivide.cx

MP ($100.85)
Button ($86.47)
Hero ($84.15)
BB ($107.25)
UTG ($101)

Preflop: Hero is SB with 8, K. Hero posts a blind of $0.50.
1 fold, MP calls $1, Button calls $1, Hero (poster) completes, BB checks.

Flop: ($4) 4, T, 3 (4 players)
Hero checks, BB bets $3, MP folds, Button calls $3, Hero raises to $12, BB folds, Button folds.

Final Pot: $22