 Bret Hart also retained his WWF World Heavyweight Championship against Razor Ramon, and Shawn Michaels successfully defended his WWF Intercontinental Championship against Marty Jannetty.The Royal Rumble is an annual gimmick pay-per-view, produced every January by the World Wrestling Federation (WWF, now WWE) since 1988.It is one of the promotion's original four pay-per-views, along with WrestleMania, SummerSlam, and Survivor Series, later dubbed the "Big Four".