Evangelizing in Dark Environments: It is clearly sin, or a matter of personal conviction, if I am ministering in dark environments with hopes of evangelizing some listening to our band? [I Corinthians 8-10, Luke 5:31, Mark 2:17]. Witnessing in a Bar: Are you stumbling others and damaging your witness if you are performing in a bar or club because others might think it is then acceptable to go to bars?