The 'Vivrant Thing' star paid tribute to Jackson, who died in Los Angeles yesterday, and invited fans to attend the event at the city's Santos Party House.
"We all had good times... thank you big brother Mike," he wrote on his Twitter.
"2mrw at santos! rich medina goes in all night!!! MJ TRIBUTE!!! saturday night special yours truly qtip will bless santos w/ MJ!!"
The 39-year-old used the social networking website to link to Michael Jackson videos on YouTube.
An autopsy is expected to be carried out on Jackson's body later today.
> Obituary: Michael Jackson