 The installer for Version 1.91, released 18 days later, included "wave", "cdda", and "Windows tray handling" plugins, as well as the famous Wesley Willis-inspired DEMO.MP3 file ""Winamp, it really whips the llama's ass"".By July 1998, Winamp's various versions had been downloaded over three million times.Winamp 2.0 was released on September 8, 1998.