Ö3 Austria Top 40 is the name of the official Austrian singles chart, as well as the radio show which presents it. The show airs Fridays on Hitradio Ö3. The show presents the Austrian singles, ringtones and downloads chart. It premiered on 26 November 1968 as "Disc Parade" and was presented by Ernst Grissemann. The show has had other names and other presenters, as detailed below.