If you actually need a nap to function? Don’t put that off. Otherwise set times for things, homework at seven, break at eight thirty, that sort of thing. Better than constantly telling yourself to do it this second and failing.
Band members are human beings, they’re allowed to have shitty days and they are allowed to defend themselves when someone is being rude to them. Please don’t say ‘it’s part of their job’ to take in all the hate and smile like nothing’s wrong because it’s not.