Am I missing something here? I have an hour to get to work - how I choose to organise my time up to the minute the phone rings is up to me, as long as I embrace my responsibilities in being fit to operate. More fool you people who get up and strut around the house in your uniform, I hit snooze for 10 minutes after the call
What is wrong with crew control calling you on an off day? If they do, you can choose to answer or not. No big deal!