I got this for 65 dollars! My luck was insane! (If you dont know Barbie groom and glam pups 3DS is the rarest game on the 3ds and its Worth 700 dollars!) :
Barbie as The Island Princess Nintendo DS 2DS 3DS Game *Complete* | eBay
Barbie And Her Sisters Puppy Rescue Nintendo 3DS Game | eBay
Rare 3DS Barbie game sells for an astonishing $1600 | Eurogamer.net