VIDEO : Charlie Sheen Feels Bad About How He Treated Ashton Kutcher

Charlie Sheen admits he could have shown more grace towards his Two and a Half Men successor Ashton Kutcher. The 51-year-old actor was fired from the hit CBS sitcom in 2011, and slammed Kutcher when he replaced him on the beloved series. "I was stupidly mean to him because I overlooked the reality and difficulty of taking over a show,? Sheen said on Wednesday?s Kyle & Jackie O show. ?Which I did, I took over Spin City when Michael J.