London, July 1 Rumours are abuzz that Madonna will headline a special tribute gig in memory of Michael Jackson.

The King of Pop died of a suspected cardiac arrest at his Los ngeles home last week, reports the Daily Star

He was preparing to launch his comeback 'This Is It' tour, with 50 concerts, starting in July (09).

The 'Material Girl' hitmaker was originally expected to join Jackson on stage during one of his London performances at the O2 Arena.

And now reports suggest that plans are afoot to stage a replica concert of what Jackson had planned as a tribute to the late superstar. (ANI)