Sep. 12 marks the anniversary of huge album releases from bands such as Pink Floyd, Aerosmith, and Metallica. Keep reading to discover more events that happened on this day in rock history. Notable Recordings and PerformancesThese Sep. 12 album releases sold millions, shaping not only careers but rock as a genre:1975: Pink Floyd released their ninth studio album, Wish You Were Here. It sold over 7 million copies in the U.S. alone, helped by hit singles such as "Love in an Elevator" and "Janie's Got a Gun." 2008: Metallica launched their eighth studio album, Death Magnetic.