Sierra has announced that the TV interpretation of its popular quiz show game You Don't Know Jack, will debut on June 20 at 8pm on ABC TV. Paul Reubens, who played Pee-Wee Herman in the popular children's show Pee-Wee's Playhouse, will appear as game show host Troy Stevens to host the part variety, part game show. Preview footage of the upcoming show will be available at the show's official Web site, ydkj.com. The growing line of You Don't Know Jack games has been released on the Sony PlayStation and the PC platform.