Ashton Kutcher is a modern-day Renaissance Man, with his movie, television and social media ventures, but this Monday, all eyes will be on him as he makes his debut on the hit sitcom "Two and a ...

Charlie Sheen to Howard ... But his tiger blood seemed calm when Stern asked him about the rumor that John Stamos might be called upon to fill Sheen’s shoes on Two and a Half Men. (For the ...

With more than 7 million Twitter followers and his frequent speaking engagements at tech conferences like Fortune's Brainstorm and TechCrunch Disrupt, it's safe to call Ashton Kutcher a social ...