He may be home alone now, doing drugs or not doing drugs depending on who you believe, but from 2003 until 2010, Macaulay Culkin had Mila Kunis by his side to keep him balanced. "We grew up together," she said before they split. "You find a steady rock in your life and that's all you need. We have our ups and downs, but work through them." She's a huge star now, hooking up with her old buddy Ashton Kutcher and he's just out there looking for a rock.