Wham! To Reunite?Eighties superstars Wham! are set to reunite - George Michael wants his former band mate Andrew Ridgeley to join him on tour.The two-man pop phenomenon split up in 1986 after a final performance at London's Wembley Stadium, and now they will return there as a band again.Michael says, "I'm going to ask Andrew to perform with me at Wembley in September (06)."I'm going to ask him to perform Last Christmas with me. We played the song at the end of the gigs together in Wembley. It will be lovely to do the same thing twenty years later."