3. He’s always been a performer.
“The earliest memory I have of myself as a child is me with this strange, almost sickening desire to perform,” reveals Leo, who landed an agent at 14, guested on TV’s Growing Pains a couple of years later, was nominated for a Best Supporting Actor Oscar for What’s Eating Gilbert Grape at 19 and became a heartthrob all over the world when he won Kate Winslet’s heart in Titanic at 23. “The earliest memory I have is me at some hippie concert with my dad and the band hadn’t come on. So he scooted me on stage. I don’t know how old I was, probably 3 or so, and I got up there and tap-danced for hundreds of people. I want to please this mass audience.”