I need to be bashed for this horrible river check... Right?

[TimmayB]

This hand confused the living [censored] out of me on the end. Still very new to hold'em cash games -- any input would be appreciated.

PokerStars No-Limit Hold'em, $0.50 BB (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Hero ($79.20)
MP1 ($45)
MP2 ($50)
MP3 ($53.10)
CO ($26.85)
Button ($15.85)
SB =#A500AF(Villian 1)/ ($17.55)
BB =#A500AF(Villian 2)/ ($57.80)
UTG ($53.25)

Preflop: Hero is UTG+1 with 2, 2.
[color=#666666]1 fold</font>, Hero calls $0.50, [color=#666666]4 folds</font>, Button calls $0.50, [color=#CC3333]SB =#A500AF(Villian 1)/ raises to $1</font>, BB =#A500AF(Villian 2)/ calls $0.50, Hero calls $0.50, Button calls $0.50.

Flop: ($4) K, A, 6 [color=#0000FF](4 players)</font>
Villian 1 checks, Villian 2 checks, Hero checks, Button checks.

Turn: ($4) 2 [color=#0000FF](4 players)</font>
[color=#CC3333]Villian 1 bets $0.5</font>, [color=#CC3333]Villian 2 raises to $2</font>, [color=#CC3333]Hero raises to $6</font>, Button folds, Villian 1 calls $5.50, Villian 2 calls $4.

River: ($22) K [color=#0000FF](3 players)</font>
Villian 1 checks, Villian 2 checks, Hero checks.

Final Pot: $22