Santa was kind enough to bring my daughter Karaoke Revolution, and we've been having a ball with it. But, the microphone looks like it belongs to a 70's cassette recorder. (It's the same style as the Mario Party mics, just black.)
I saw that Konami made a pretty nice looking mic for the PS2, but after Googling the crap out of it I couldn't come up with anything else for the Gamecube.
Hilariously late! I haven't had my PS3 on in two weeks, so it's new to me. 2.43: unless you're Japan, you don't need this, so they're not pushing it on you. on the shelves 09/16: Armed Core For Answer [metacritic] - giant robot fighting.