The music is the reason Sonic 3 isn't included. There was a PC collection that included Sonic 3 but had different music. It also wasn't just Michael Jackson th

The music is the reason Sonic 3 isn't included. There was a PC collection that included Sonic 3 but had different music. It also wasn't just Michael Jackson that contributed to Sonic 3's sound track. It was a number of producers who were associated with Jackson. Particularly so after Jackson left the project. The Ice Cap Zone is a really good example of this because it's virtual a verbatim 16-bit recording of Hard Times by the Jetzons (https://www.youtube.com/watch?v=q9sdsclDwas https://www.youtube.com/watch?v=q9sdsclDwas)