It can be a hard-knock life when TV's kid stars segue to adulthood. Others, however, bloom and g... 'Child star' can be

It can be a hard-knock life when TV's kid stars segue to adulthood. Others, however, bloom and grow. Here's what's happened to some of the boys and girls who grew up in our living rooms.

Emerged as: Hyperkinetic reality series star-radio host who has had bouts with drug abuse and a "Celebrity Boxing" bout with Barry Williams, whom he KO'd in 2002.

Emerged as: Lampoonable pop- culture figure who successfully sued his parents for financially bilking him and unsuccessfully ran for California governor in 2003.

Latest claim to fame: Parlayed 2003 appearance on "The Surreal Life" into the upcoming VH1 sequel "The Surreal Life Fame Games," hosted by Robin Leach.

Latest claim to fame: Starred as Michael Bluth in Fox's much-acclaimed "Arrested Development," which ended its three-season run earlier this month with a quartet of episodes scheduled opposite the Winter Olympics' opening ceremony.

Emerged as: Multimillionaires and incessant targets of paparazzi who co-starred in several popular tween- and teen-aimed movies before enrolling together at New York University in 2004.

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