Charlie Sheen (pictured with Mike Tyson) isn't that young. But he was a groundbreaker in terms of using Twitter to take his meltdown to a mass audience… and redefining the term "Winning!"
11 Young Stars (and Charlie Sheen) Who’ve Had Messy Public Meltdowns (Photos)
These stars rose to fame at a young age, but crumbled (or are in the process of crumbling) under the pressure of being in the public eye as they transitioned into adulthood
