When Worlds Collide (Cuando Los Mundos Chocan) was a professional wrestling pay-per-view (PPV) event that took place on November 6, 1994, at the Los Angeles Memorial Sports Arena in Los Angeles, California. It was produced by the Mexican lucha libre company Asistencia Asesoría y Administración (AAA), now known as Lucha Libre AAA Worldwide, and their American partner, International Wrestling Council (IWC). The PPV is considered the first time most viewers in the United States were exposed to the lucha libre style of wrestling. The main event of the show was a steel cage match between long-time rivals Konnan and Perro Aguayo, while the semi-main event was a tag team Lucha de Apuestas, Mask vs. Hair match between the popular duo of Octagón and El Hijo del Santo taking on La Pareja del Terror ("The Terror Team"; Art Barr and Eddie Guerrero).