Jackson, the 34-year-old son of Jackson 5 original Tito Jackson, was appointed temporary guardian last week.

CNN: STORY HIGHLIGHTS

Sanders frankly describes the pain he felt when she revealed that she had secretly given birth to another child: Tito Jackson.

CNN: 'Confessions of a Late Night Talk Show Host

Marlon, Jackie, Tito and La Toya Jackson will also pay tribute to their brother.

BBC: Michael Jackson concert: 40,000 tribute tickets sold

Another statement was issued on Monday, allegedly from Marlon Jackson, saying Randy would join him, Michael, Tito and Jackie for the reunion, but Jermaine would not.

BBC: Jackson family reunion in doubt