Michael Jackson’s first London concert date is set to become a tribute concert to him. Michael had a string of concerts scheduled in London and now other stars might be performing on that date, in other cities, instead. There are some big name acts working out details to be ready to hit the stage…can you guess who?

More pictures of those slated to appear after the break…

This coud set up to be an awesome, but sad, concert. MSNBC is reporting: