London, June 26 (Inditop.com) Pop diva Madonna was making plans to take to the stage for a one-off performance with pop legend Michael Jackson at his London shows at the O2 Arena.

Jackson died Thursday after a heart attack.

The shows were due to start in July and Madonna was all set to be a special guest, according to her manager Guy Oseary, reported contactmusic.com.

“A month ago Madonna told me she wanted to do a surprise performance at one of Michael Jackson’s UK shows,” said Oseary.