Claim: Willow Smith sings.

Willow Camille Reign Smith -LRB- born October 31 , 2000 -RRB- , known professionally as Willow , is an American singer , actress and dancer . She is the daughter of Will Smith and Jada Pinkett Smith , the younger sister of Jaden Smith and the half-sister of Willard Carroll `` Trey '' Smith III . Smith made her acting debut in 2007 in the film I Am Legend and later appeared in Kit Kittredge : An American Girl alongside Abigail Breslin . She received a Young Artist Award for her performance .   Smith launched her music career in the autumn of 2010 with the release of the singles `` Whip My Hair '' and `` 21st Century Girl '' , and signed to her current mentor Jay-Z 's record label Roc Nation , becoming the youngest artist signed to the label . `` Whip My Hair '' peaked at number 11 on the Billboard Hot 100 . The video was nominated for Video of the Year at the BET Awards of 2011 . She released her debut album , ARDIPITHECUS , on December 11 , 2015 .