These are some of the most important and era-defining events that took place on this day in rock history. To show their gratitude, the band included a cover of Little Richard's medley "Kansas City/Hey, Hey, Hey, Hey!" To show their gratitude, the band included a cover of Little Richard's medley "Kansas City/Hey, Hey, Hey, Hey!" Instead of the typical double album format, they released the two as completely separate albums to make them more accessible to fans. Instead of the typical double album format, they released the two as completely separate albums to make them more accessible to fans.