Actor Charlie Sheen apparently feels that it’s a good idea to let his sons stay in the custody of Denise Richards, while their mother Brook Mueller is in rehab. Richards, who was married to Sheen for four years before parting ways in 2006, is looking after his four-year-old twins Bob and Max because he cannot take care of them on his own. Sheen and Mueller got married in 2008 and they separated in 2011. “Denise and Charlie have a very close relationship now. He knew he could count on her. Charlie knows he can’t take care of them on his own.