– Weird news from the land of Charlie Sheen: The troubled actor has managed to irk a group of 9/11 truthers, which is now threatening to protest in front of his live shows. Members of the 9/11 Truth Movement, who believe 9/11 was a conspiracy, feel Sheen has betrayed them. Sheen was once very vocal about his belief in the truther movement (he said the World Trade Center collapse looked like a "controlled demolition"), but instead of "asking hard questions about what happened on 9/11 and the resulting wars," a member tells TMZ, Sheen has been "bragging about smoking crack and sleeping with hookers." In other Sheen-related news from TMZ, ex Brooke Mueller is back in rehab after a weeklong binge, having refused a drug test and engaged in some other strange behavior—click here for more.