LATEST: Pop star George Michael has slammed tabloid reports he is "out of control" on cannabis - insisting he has merely been exhausted. The former Wham! star laughed off suggestions his record label want to send him into rehab during an interview with British chat show host Michael Parkinson. Michael was keen to use the interview, to be aired tomorrow (22APR06), as an opportunity to reassure his fans he is happy and well. When asked about the rehab rumour, he simply said, "Oh really. That's absolute rubbish."