[Rutles4Ever]

Of course that is incorrect. Christians are called to keep the sabbath holy and be in fellowship with other Christians.

So if you don't attend Sunday services, it's a mortal sin in your church? If not, you are not being held to the same obligation. You are not subject to the same punishment I would be for missing mass without excuse.

[Protagoras]

So if you don't attend Sunday services, it's a mortal sin in your church?

We don't grade sin. That seems to be a RC thing.

I can't find that "mortal" thing anywhere in the bible. Maybe you can point it out to me.