Won't load for me, for some reason.

Yeah, needs a working link.

I'm not sure what the audience for this is. The entire point of guitar hero is to get together with friends and pretend you're rocking out on a real guitar. This looks more like accordion hero, who's going to want to look like a spaz on the bus, and how can you pretend to be rocking out through the DS speakers?

And did they learn nothing with GH3's maligned battle mode?

Sometimes you can't yell.