Rock or Bust is an upcoming album by Australian hard rock band AC/DC. It will be the band's fifteenth internationally released studio album and the sixteenth to be released in Australia. It will be the shortest studio album ever released by the band. At under 35 minutes, it is two minutes shorter than their previous shortest album, Flick of the Switch, which was released in 1983. The group released their debut single, titled "Play Ball", on 7 October 2014. The song has been a commercial success, reaching the top 40 charts in various nations such as France (at #39) and Switzerland (at #19).