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How to rebel when your mom is one of the most envelope-pushing performers of all-time? Well, according to Lourdes Leon, you dye your hair black! Back in October, Madonna‘s daughter told us she was planning on celebrating her 14th birthday with a new hair color. Lourdes was eying a bright blue shade, while Madonna favored a deep raven black. At this month’s Harry Potter premiere, it was clear Lourdes took Madonna’s advice. Turns out sometimes parents really do know best.

MORE! Try darker locks yourself in our virtual Makeover Tool!

With reporting by Lavinel Savu