Michael Jackson is rumoured to be planning his comeback in the UK. The singer reportedly wants to relaunch his pop career in London and record a charity song for victims of Hurricane Katrina. But the king of pop won't be going solo just yet - stars like James Brown, Jay-Z, Missy Elliott and Mary J Blige are set to join him on the track, according to reports. A source said: "Michael wants to release it within the next fortnight. He can't wait to visit London." Source: Yahoo! LaunchCast