Celebrity | Charlie Sheen Charlie Sheen Enters Rehab Also, the sky is blue By Polly Davis Doig Posted Jan 29, 2011 7:13 AM CST Copied Charlie Sheen, Angus T. Jones and Conchata Ferrell are shown during a taping of "Two and a Half Men," which has currently on hiatus while Sheen is in rehab. (AP Photo/CBS, Greg Gayne) Must have been a really uncontrollable case of the giggles, but just after "laughing too hard" landed Charlie Sheen in the hospital with a hernia, the Two and a Half Men star has now landed in rehab, reports People. Sheen "has voluntarily entered an undisclosed rehabilitation center today," says a statement from his rep. His sitcom will go on hiatus. And in a sign of how desperate Sheen's situation had become, even Lindsay Lohan's worried. Read These Next JD Vance's war skepticism is becoming an issue. Original member of O'Jays may have been victim of serial killer. 'Miracle fruit' is helping chemo patients taste again. Something else being smuggled in from Mexico: cacti. Report an error