The star gene: Next-generation celebrity

The Smiths -- from left, Jaden, Willow, Will, Jada Pinkett and Trey -- stay busy attending one another's movie premieres and listening parties. Jaden has rapped on songs with Justin Bieber and appeared in films such as "The Karate Kid," "The Pursuit of Happyness" and "After Earth" (the latter two with his dad). Willow made her acting debut in her dad's "I Am Legend" but has focused mostly on music. The siblings aren't the only children of stars who are doing well on their own:

The Smiths -- from left, Jaden, Willow, Will, Jada Pinkett and Trey -- stay busy attending one another's movie premieres and listening parties. Jaden has rapped on songs with Justin Bieber and appeared in films such as "The Karate Kid," "The Pursuit of Happyness" and "After Earth" (the latter two with his dad). Willow made her acting debut in her dad's "I Am Legend" but has focused mostly on music. The siblings aren't the only children of stars who are doing well on their own: