Just Dance 2015 Wii Wbfs -

"Unlimited Dance Party"

If you own an original disc, you can create a backup using: Just Dance 2015 Wii Wbfs

For those using a WBFS (Wii Backup File System) format for compatibility with USB loaders: "Unlimited Dance Party" If you own an original

Allows players to compete against their own past performances or those of friends and top-ranked players, even when offline. even when offline.