Preflop Question NL600

[Twentysack]

Table has been pretty loose Especially UTG. Worth the call consideringing closing action and button?

Party Poker No-Limit Hold'em, $ BB (6 max, 6 handed) converter

MP ($400.47)
CO ($171.11)
Hero ($885.3)
SB ($485.95)
BB ($600)
UTG ($1336.42)

Preflop: Hero is Button with 6[img]/images/graemlins/spade.gif[/img], 7[img]/images/graemlins/club.gif[/img]. CO posts a blind of $6. SB posts a blind of $3.
UTG calls $6, MP calls $6, CO (poster) checks, Hero calls $6, <font color="#CC3333">SB (poster) raises to $22</font>, BB calls $19, UTG calls $19, MP calls $19, CO calls $19, Hero: ???