There's a theory about fame: the moment it strikes, it arrests development. Michael Jackson remained suspended in childhood, enjoying sleepovers and funfairs; Winona Ryder, an errant teen who dabbled in shoplifting and experimented with pills; George Clooney, a 30-year-old commitment-phobe, never quite ready yet to settle down.

There's a theory about fame: the moment it strikes, it arrests development. Michael Jackson remained suspended in childhood, enjoying sleepovers and funfairs; Winona Ryder, an errant teen who dabbled in shoplifting and experimented with pills; George Clooney, a 30-year-old commitment-phobe, never quite ready yet to settle down.