Fans at a music awards in Cannes were stunned when Jacko announced that a host of big names have been lined up for the project.
"I'm coming back. And I've got a very special treat for all of my fans," Daily Mirror reported 49-year-old Jacko as speaking for the first time about his return in a video message.
"I have been recording Thriller: 25th Anniversary, with a lot of surprise guests," he added.
Insiders have revealed that Michael's European comeback at the O2 Arena in London will go ahead in summer.
Thriller, was released in 1982, and it is the biggest selling album ever. The singer's work was honoured with a gong at the NRJ Music Awards in Cannes.
In the picture: Michael Jackson poses with his pet boa constrictor in this September 15, 1987 file photograph
Text: ANI | Photograph: Getty Images