this is aty a 0.50/1 NL table
you are BB about $100 deep you play LAG you hold 67
villian is a tighty on CO 12/5 about $30

checks around to CO who bets $3
Button calls and SB fold you call
flop is
865 pot is $9
you check villian bets pot $9 and is down to $18
button folds
you go all in.

please discuss?