''She [Royalty] has changed my life,'' Brown posted stromng message on Instagram on June 21
The singer threw himself a grand party with his child as the guest of honor at his resident in California on Sunday, June 21.
Reports say Brown's baby mama, Nia Guzman extended the visiting hours a few days extra to accommodate the singer's party request.
Brown and Guzman are currently in a bitter custody and child support fight but close sources to the baby mama say she bended the rule because she doesn't want to seen as the 'bitter mom'.
Meanwhile, Chris posted photos of himself and Royalty on his Instagram on Sunday and captioned one of them: ''Happy Father's Day to the real fathers. She [Royalty] changed my life. #GLADTOBEHERDAD.''