Scary news! TMZ is reporting that Larry King suffered a heart attack last Thursday and had gone into cardiac arrest. He had difficulty breathing for months and was already scheduled to check himself into the hospital on Thursday. They report that while he was at home getting ready to go to the hospital, he went into cardiac arrest. The doctors performed an angioplasty and opened up an artery that had collapsed and inserted several stents. He was put into the cardiac intensive unit, and has been there since. They report that he's expected to be released Monday, so we'll keep you updated.