Mario makes moves, joins DDR

First NBA Street, now DDR? 
Admittedly, the paring (with Konami's DDR) makes more sense than the Nintendo All-Stars, but still what's with all the third party pimpin' of Nintendo's prized-mascot(s)?  Well, hey, anything to make a buck, right?  The package is said to include an exclusive dance pad and a bunch of Mushroom Kingdom mini-games.