"I have no doubt you could have, but that same friend is not unlike James was before your parents set us straight. She doesn’t have to do any chores at all, her house elves take care of everything. Lily was horrified when we all moved in together and James and I still expected everything to be taken care of for us. When they took you and Jenny in, they wanted to make sure you knew how to do basic household chores and helped out with some. Helping to clean up after meals was one of those chores. Jenny has been attempting to insist that the House Elves can take care of all the chores. Again, you couldn’t have known this because you only graduated yesterday," Sirius explained.