ONM Hints at another playable character in Super Mario Galaxy 2

[redspear]

SmokedHostage said:
If Sonic is playable in Galaxy 2, I think I wouldn't buy it.

I think DK would be interesting as well as Peach and Toad. Hoping for DK as a homage to DK: JB though.

I don't get this Sonic. Even more as an alt character he wouldn't ruin the game. You just could choose not to play him.