Pink's daughter Willow Sage Hart, 12, has debuted a shaved head that ... follow in her footsteps and become a singer. Pink, 9-year-old daughter Willow stun with emotional aerial performance ...

Happy Birthday baby boy," she concluded. Pink and Hart also share daughter Willow Sage, 13, and their two kids frequently help out their mom with her on-stage performances. The PEOPLE Puzzler ...