At the character select screen, Highlight Sonic and press Up, Tails and press Down, Knuckles and press L, Amy and press R, then select Sonic. Tails will help Sonic and follow him around, just like in ...
This is my least favorite. Infact, I hate it. Special Stage was awful, and so the way you have to gain access to them. And the levels were extremely bland save Music Plant.
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