Will Smith and Jada Pinkett-Smith's daughter just might be the most confident tween alive -- and with good reason. She has gorgeous, happily married, ridiculously famous parents, a certified viral smash with the video for her insanely addictive pop anthem 'Whip My Hair,' and a record deal with Jay-Z's label, Roc Nation. Her futuristic fashion sense may be occasionally wacky, but she's got another 15 years or so to be simply chic. For now, she's "just tryna have fun."

Essential Track: '21st Century Girl'