In 1999, Koko made a short-lived return to the World Wrestling Federation where he put on the "Blue Blazer" mask during the Owen Hart angle.
On June 8, 2008, Koko made a special appearance at TNA's Slammiversary as a groomsman in the wedding for "Black Machismo" Jay Lethal and SoCal Val, along with George "The Animal" Steele, Kamala the Ugandan Giant, and Jake "The Snake" Roberts.