By Aurelie CorinthiosOriginal Source: people.comCharlie Sheen has turned over a new leaf — and he’s determined to stick to his sobriety.In an interview on ITV’s Loose Women, the actor, who said he’s been sober for a year and four months, opened up about his difficult past, including his drug and alcohol addition, his HIV-positive diagnosis and his infamous firing from Two and a Half Men.After watching a reel of clips from around the time of his bizarre rants about tiger’s blood and winning, Sheen admitted that it’s hard looking back at footage of his downfall.“It feels awful. I can’t sit there and lie to you,” he said. “Some of it is...click here to continue reading