Maybe he wants to spend some time with his father, away from his control freak mother.
Madonna spent decades complaining about her father. She, above all, should understand what her son is feeling.
Very short-sighted of Madonna. Once he turns 18, her son can avoid her permanently should he choose to do so. Dad will no doubt pay for his schooling and other things if Mom wants to play the financial support card to try to control Rocco.