"RuPaul's Drag Race All Stars" is a reality competition series that features contestants from previous seasons of the original show, RuPaul's Drag Race. The format allows these talented drag queens to return for a chance to win the title of "America's Next Drag Superstar" and a cash prize. Each season includes various challenges that test their skills in performance, fashion, and creativity. The show is hosted by RuPaul, who serves as both a mentor and judge. Contestants compete in weekly challenges, and the bottom queens face elimination through a lip-sync battle. The series celebrates the art of drag and showcases the diverse talents of its participants.