sophomore and junior year my schedule was like
7:00AM - Wakeup
8:15PM - Be in class
4:00PM - Go home
4:15PM - Shower, eat, get ready for work
5:00PM - Be at work
2:00AM - Get off work
2:15AM - Get home, shower
2:30AM - Wind down, get ready for bed
3:00AM - Bed
^ was usually like that most days, I worked an average of 36 hours/week those two years. needless to day i slept through almost every class lol