That picture to the right is the sheath you will slide over your Wii-mote should you decide to play Pop Star Guitar for the Wii.
There are only four buttons: That's a minus. On the plus side: You don't have to have a clunky plastic fake-guitar clogging up your house.
Popstar Guitar, a music game from Broadsword Interactive that comes out on October 28th for the Wii and PS2. We have no idea what the PS2 sheath looks like.